Merge pull request microsoft#2568 from microsoft/ci/missing-permissions

ci: adds missing permissions in workflow definition to fix code scanning report

Author: baywet

.github/workflows/release-please-gha.yml

@@ -16,6 +16,9 @@ on:
       - main
       - support/v1
 
+permissions:
+  contents: read
+
 jobs:
   release:
     runs-on: ubuntu-latest