Merge branch 'js/ci-show-breakage-in-dockerized-jobs' into next

Dockerised jobs at the GitHub Actions CI have been taught to show
more details of failed tests.

* js/ci-show-breakage-in-dockerized-jobs:
  ci(dockerized): do show the result of failing tests again

.github/workflows/main.yml

@@ -443,7 +443,7 @@ jobs:
     - run: ci/install-dependencies.sh
     - run: useradd builder --create-home
     - run: chown -R builder .
-    - run: sudo --preserve-env --set-home --user=builder ci/run-build-and-tests.sh
+    - run: chmod a+w $GITHUB_ENV && sudo --preserve-env --set-home --user=builder ci/run-build-and-tests.sh
     - name: print test failures
       if: failure() && env.FAILED_TEST_ARTIFACTS != ''
       run: sudo --preserve-env --set-home --user=builder ci/print-test-failures.sh