Fix copyright header of onboarding HTML files

Change-Id: Id17b576314384969a79cfadbb35ffe405bcb76cf
Issue-ID: SDC-1754
Signed-off-by: seshukm <seshu.kumar.m@huawei.com>
Signed-off-by: vempo <vitaliy.emporopulo@amdocs.com>
diff --git a/openecomp-ui/src/heat.html b/openecomp-ui/src/heat.html
index 3334074..62e2e83 100644
--- a/openecomp-ui/src/heat.html
+++ b/openecomp-ui/src/heat.html
@@ -1,3 +1,19 @@
+<!--
+  ~ Copyright © 2016-2018 European Support Limited
+  ~
+  ~ 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.
+  -->
+
 <html>
 <head>
     <meta charset="utf-8">