[ZEPPELIN-4557] Fix miss apache license header

### What is this PR for?
Fix miss apache license header
### What type of PR is it?
[Bug Fix]

### What is the Jira issue?
 [ZEPPELIN-4557]

### How should this be tested?
https://travis-ci.org/vthinkxie/zeppelin/builds/637915032

### Questions:
* Does the licenses files need update? no
* Is there breaking changes for older versions? no
* Does this needs documentation? no

Author: vthinkxie <yadong.xyd@alibaba-inc.com>

Closes #3599 from vthinkxie/ZEPPELIN-4557 and squashes the following commits:

38112dfaa [vthinkxie] [ZEPPELIN-4557] Fix miss apache license header
diff --git a/zeppelin-web-angular/src/app/pages/workspace/published/paragraph/paragraph.component.html b/zeppelin-web-angular/src/app/pages/workspace/published/paragraph/paragraph.component.html
index d69a0f4..4423dda 100644
--- a/zeppelin-web-angular/src/app/pages/workspace/published/paragraph/paragraph.component.html
+++ b/zeppelin-web-angular/src/app/pages/workspace/published/paragraph/paragraph.component.html
@@ -1,3 +1,14 @@
+<!--
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~     http://www.apache.org/licenses/LICENSE-2.0
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+  -->
 <zeppelin-notebook-paragraph-dynamic-forms
   *ngIf="paragraph"
   [disable]="paragraph.status == 'RUNNING' || paragraph.status == 'PENDING'"
diff --git a/zeppelin-web-angular/src/app/pages/workspace/published/paragraph/paragraph.component.less b/zeppelin-web-angular/src/app/pages/workspace/published/paragraph/paragraph.component.less
index e69de29..2fe3799 100644
--- a/zeppelin-web-angular/src/app/pages/workspace/published/paragraph/paragraph.component.less
+++ b/zeppelin-web-angular/src/app/pages/workspace/published/paragraph/paragraph.component.less
@@ -0,0 +1,11 @@
+/*
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*     http://www.apache.org/licenses/LICENSE-2.0
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*/
diff --git a/zeppelin-web-angular/src/app/pages/workspace/published/paragraph/paragraph.component.ts b/zeppelin-web-angular/src/app/pages/workspace/published/paragraph/paragraph.component.ts
index 12e10de..2b4e17c 100644
--- a/zeppelin-web-angular/src/app/pages/workspace/published/paragraph/paragraph.component.ts
+++ b/zeppelin-web-angular/src/app/pages/workspace/published/paragraph/paragraph.component.ts
@@ -1,3 +1,14 @@
+/*
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 import { ChangeDetectionStrategy, ChangeDetectorRef, Component, OnInit, QueryList, ViewChildren } from '@angular/core';
 import { ActivatedRoute } from '@angular/router';
 import { MessageListener, ParagraphBase } from '@zeppelin/core';
diff --git a/zeppelin-web-angular/src/app/share/ng1-migration/ng1-migration.component.html b/zeppelin-web-angular/src/app/share/ng1-migration/ng1-migration.component.html
index 34d948a..da6ea85 100644
--- a/zeppelin-web-angular/src/app/share/ng1-migration/ng1-migration.component.html
+++ b/zeppelin-web-angular/src/app/share/ng1-migration/ng1-migration.component.html
@@ -1,3 +1,14 @@
+<!--
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~     http://www.apache.org/licenses/LICENSE-2.0
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+  -->
 <div class="code-editor">
   <zeppelin-code-editor
     (nzEditorInitialized)="onEditorInit($event)"
diff --git a/zeppelin-web-angular/src/app/share/ng1-migration/ng1-migration.component.less b/zeppelin-web-angular/src/app/share/ng1-migration/ng1-migration.component.less
index cb1fdc2..107cfdd 100644
--- a/zeppelin-web-angular/src/app/share/ng1-migration/ng1-migration.component.less
+++ b/zeppelin-web-angular/src/app/share/ng1-migration/ng1-migration.component.less
@@ -1,3 +1,14 @@
+/*
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 :host {
   height: 70vh;
   display: flex;
diff --git a/zeppelin-web-angular/src/app/share/ng1-migration/ng1-migration.component.ts b/zeppelin-web-angular/src/app/share/ng1-migration/ng1-migration.component.ts
index eaf32db..5eea071 100644
--- a/zeppelin-web-angular/src/app/share/ng1-migration/ng1-migration.component.ts
+++ b/zeppelin-web-angular/src/app/share/ng1-migration/ng1-migration.component.ts
@@ -1,3 +1,14 @@
+/*
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 import { ChangeDetectionStrategy, ChangeDetectorRef, Component, Input, OnDestroy } from '@angular/core';
 import { editor, IDisposable, Range } from 'monaco-editor';
 import { NzModalRef } from 'ng-zorro-antd/modal';