Bump gradle/gradle-build-action from 2.11.1 to 2.12.0

Bumps [gradle/gradle-build-action](https://github.com/gradle/gradle-build-action) from 2.11.1 to 2.12.0.
- [Release notes](https://github.com/gradle/gradle-build-action/releases)
- [Commits](982da8e78c...a8f75513ea)

---
updated-dependencies:
- dependency-name: gradle/gradle-build-action
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

See gh-39329

.github/workflows/build-pull-request.yml

@@ -23,7 +23,7 @@ jobs:
         uses: gradle/wrapper-validation-action@v1
 
       - name: Set up Gradle
-        uses: gradle/gradle-build-action@982da8e78c05368c70dac0351bb82647a9e9a5d2
+        uses: gradle/gradle-build-action@a8f75513eafdebd8141bd1cd4e30fcd194af8dfa
 
       - name: Build
         env: