message: fix formatting/abidiff action concurrency group
diff: @@ -3,7 +3,7 @@ on:
  types: [opened,synchronize]
  name: OnSyncPR
  concurrency:
  - group: ${{ github.workflow }}-${{ github.head_ref }}
  + group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true
  jobs:
  check-format:
  