Add concurrency groups to GitHub Actions workflows (#721)

Valery Kharseko

14 hours ago b4313acc0f6709e24561be01fcb2f39be480a357

 .github/workflows/benchmark.yml

@@ -49,7 +49,7 @@
  contents: read

concurrency:
  group: benchmark-${{ github.ref }}
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

defaults: