Merge pull request #250 from ShannonDing/deb

fix(package): remove unnecessary lines and use sh to run postinst
diff --git a/dep/rocketmq_amd64/DEBIAN/control b/dep/rocketmq_amd64/DEBIAN/control
index 2db45bc..5a3cb50 100644
--- a/dep/rocketmq_amd64/DEBIAN/control
+++ b/dep/rocketmq_amd64/DEBIAN/control
@@ -1,17 +1,3 @@
-# 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.
 Package: RocketMQ
 Version: 2.0.0
 Architecture: amd64
diff --git a/dep/rocketmq_amd64/DEBIAN/postinst b/dep/rocketmq_amd64/DEBIAN/postinst
index 04729df..9d78f35 100755
--- a/dep/rocketmq_amd64/DEBIAN/postinst
+++ b/dep/rocketmq_amd64/DEBIAN/postinst
@@ -1,3 +1,5 @@
+#!/bin/sh
+
 # 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.