ci: remove concurrency in languages-sync.yml

.github/workflows/languages-sync.yml

@@ -13,14 +13,6 @@ on:
       - '.github/workflows/languages-sync.yml'
   workflow_dispatch:
 
-# Cancels all previous workflow runs for pull requests that have not completed.
-# See https://docs.github.com/en/actions/using-jobs/using-concurrency
-concurrency:
-  # The concurrency group contains the workflow name and the branch name for
-  # pull requests or the commit hash for any other events.
-  group: ${{ github.workflow }}-${{ github.event_name == 'pull_request' && github.head_ref || github.sha }}
-  cancel-in-progress: true
-
 jobs:
   main:
     runs-on: ubuntu-latest