Merge branch 'js/ci-github-update-ubuntu'

Adjust to the deprecation of use of Ubuntu 20.04 GitHub Actions CI.

* js/ci-github-update-ubuntu:
  ci: upgrade `sparse` to supported build agents

diff --cc .github/workflows/main.yml
index 37541f3d10dabadc89c82feb380accf637b3cd2c,1c8260ecb68b764e665183efc0c107549ac0b428..11959fce2403ab5e74e6f4f23cfa543504e3d075
--- 1/.github/workflows/main.yml
--- 2/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@@ -448,8 -446,7 +448,8 @@@ jobs
      if: needs.ci-config.outputs.enabled == 'yes'
      env:
        jobname: sparse
-       CI_JOB_IMAGE: ubuntu-20.04
-     runs-on: ubuntu-20.04
++      CI_JOB_IMAGE: ubuntu-22.04
+     runs-on: ubuntu-22.04
      concurrency:
        group: sparse-${{ github.ref }}
        cancel-in-progress: ${{ needs.ci-config.outputs.skip_concurrent == 'yes' }}