Update dependabot config

.github/dependabot.yml

@@ -1,7 +1,23 @@
+##
+## %CopyrightBegin%
+##
+## Copyright Ericsson AB 2024. All Rights Reserved.
+##
+## 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.
+##
+## %CopyrightEnd%
 version: 2
-
 updates:
-
   - package-ecosystem: "github-actions"
     directory: "/"
     target-branch: "master"