Fix RAT warnings on CI build

res/rat/rat-excludes.txt

diff --git a/res/rat/rat-excludes.txt b/res/rat/rat-excludes.txt
index f221dfa..2879b2f 100644
--- a/res/rat/rat-excludes.txt
+++ b/res/rat/rat-excludes.txt
@@ -30,7 +30,8 @@
   - Files in API documentation (javadoc) that are generated
 
   - test files, such as trivial textual files containing only "OK' string,
-    files in unusual encodings or compressed files are also excluded.
+    files in that cannot support license headers and/or use unusual encodings
+    and/or are compressed files are also excluded.
 
   - JSON files (RFC7159) are data and cannot contain comments
 
@@ -87,6 +88,9 @@
 output/dist/webapps/docs/*/tag-search-index.js
 output/dist/webapps/docs/*/type-search-index.js
 
+output/dist/src/test/org/apache/tomcat/util/net/*.pem
+output/dist/src/test/org/apache/tomcat/util/net/index.db
+output/dist/src/test/org/apache/tomcat/util/net/jsse/*.pem
 output/dist/src/test/org/apache/tomcat/util/net/jsse/key-password
 output/dist/src/test/org/apache/tomcat/util/net/key-password
 output/dist/src/test/org/apache/tomcat/util/net/keystore-password
@@ -106,6 +110,9 @@
 output/dist/src/test/webresources/dir1/d1/d1-f1.txt
 output/dist/src/test/webresources/dir1/d2/d2-f1.txt
 output/dist/src/test/webresources/dir1/*.txt
+test/org/apache/tomcat/util/net/*.pem
+test/org/apache/tomcat/util/net/index.db
+test/org/apache/tomcat/util/net/jsse/*.pem
 test/org/apache/tomcat/util/net/jsse/key-password
 test/org/apache/tomcat/util/net/key-password
 test/org/apache/tomcat/util/net/keystore-password

test/webapp/WEB-INF/classes/bug69623-a.mdd

diff --git a/test/webapp/WEB-INF/classes/bug69623-a.mdd b/test/webapp/WEB-INF/classes/bug69623-a.mdd
index a9c234e..6e2717a 100644
--- a/test/webapp/WEB-INF/classes/bug69623-a.mdd
+++ b/test/webapp/WEB-INF/classes/bug69623-a.mdd
@@ -1 +1,16 @@
+  Licensed to the Apache Software Foundation (ASF) under one or more
+  contributor license agreements.  See the NOTICE file distributed with
+  this work for additional information regarding copyright ownership.
+  The ASF licenses this file to You 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.
+
 This is a test file for https://bz.apache.org/bugzilla/show_bug.cgi?id=69623
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