[ci] Forward CI as well (#5755)

Author: PeterJohnson

.github/workflows/gradle.yml

@@ -47,7 +47,7 @@ jobs:
         uses: addnab/docker-run-action@v3
         with:
           image: ${{ matrix.container }}
-          options: -v ${{ github.workspace }}:/work -w /work -e ARTIFACTORY_PUBLISH_USERNAME -e ARTIFACTORY_PUBLISH_PASSWORD -e GITHUB_REF
+          options: -v ${{ github.workspace }}:/work -w /work -e ARTIFACTORY_PUBLISH_USERNAME -e ARTIFACTORY_PUBLISH_PASSWORD -e GITHUB_REF -e CI
           run: df . && rm -f semicolon_delimited_script && echo $GITHUB_REF && ./gradlew build --build-cache -PbuildServer -PskipJavaFormat ${{ matrix.build-options }} ${{ env.EXTRA_GRADLE_ARGS }}
         env:
           ARTIFACTORY_PUBLISH_USERNAME: ${{ secrets.ARTIFACTORY_USERNAME }}