Build(deps): Bump gradle/gradle-build-action from 2.7.1 to 2.8.0

Bumps [gradle/gradle-build-action](https://github.com/gradle/gradle-build-action) from 2.7.1 to 2.8.0.
- [Release notes](https://github.com/gradle/gradle-build-action/releases)
- [Commits](https://github.com/gradle/gradle-build-action/compare/243af859f8ca30903d9d7f7936897ca0358ba691...ef76a971e2fa3f867b617efd72f2fbd72cf6f8bc)

---
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>

.github/workflows/unit-tests.yml

@@ -30,7 +30,7 @@ jobs:
                 if: ${{ always() }}
                 run: scripts/deleteOldComments.sh "test" "Unit" ${{github.event.number}}
             -   name: Run unit tests with coverage
-                uses: gradle/gradle-build-action@243af859f8ca30903d9d7f7936897ca0358ba691 # v2.7.1
+                uses: gradle/gradle-build-action@ef76a971e2fa3f867b617efd72f2fbd72cf6f8bc # v2.8.0
                 with:
                     arguments: jacocoTestGplayDebugUnitTest
             -   name: Upload failing results