[GRASS-git] [OSGeo/grass] 2161b0: CI: add CI concurrency (#2868)

[Nicklas Larsson]

  Branch: refs/heads/main
  Home:   https://github.com/OSGeo/grass
  Commit: 2161b014c17165a8ba18028a8cff4305aff039f4
      https://github.com/OSGeo/grass/commit/2161b014c17165a8ba18028a8cff4305aff039f4
  Author: Nicklas Larsson <n_larsson at yahoo.com>
  Date:   2023-03-04 (Sat, 04 Mar 2023)

  Changed paths:
    M .github/workflows/additional_checks.yml
    M .github/workflows/black.yml
    M .github/workflows/centos.yml
    M .github/workflows/clang-format-check.yml
    M .github/workflows/flake8.yml
    M .github/workflows/gcc.yml
    M .github/workflows/macos.yml
    M .github/workflows/osgeo4w.yml
    M .github/workflows/pylint.yml
    M .github/workflows/pytest.yml
    M .github/workflows/super-linter.yml
    M .github/workflows/ubuntu.yml

  Log Message:
  -----------
  CI: add CI concurrency (#2868)

Cancels jobs in process in pull requests only.