chore: remove unnecessary permissions from reusable workflow

Author: mbruzda-splunk

.github/workflows/reusable-build-test-release.yml

@@ -823,9 +823,6 @@ jobs:
     needs: build
     if: ${{ !cancelled() && needs.build.result == 'success' }}
     runs-on: ubuntu-latest
-    permissions:
-      contents: read
-      packages: read
     steps:
       - uses: actions/checkout@v4