Bump gradle/actions from 4.1.0 to 4.2.1 (#36)

Bumps [gradle/actions](https://github.com/gradle/actions) from 4.1.0 to 4.2.1.
- [Release notes](https://github.com/gradle/actions/releases)
- [Commits](gradle/actions@d156388...cc4fc85)

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

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/ci.yml

@@ -11,7 +11,7 @@ jobs:
         with:
           distribution: 'temurin'
           java-version: 21
-      - uses: gradle/actions/setup-gradle@d156388eb19639ec20ade50009f3d199ce1e2808 # v4.1.0
+      - uses: gradle/actions/setup-gradle@cc4fc85e6b35bafd578d5ffbc76a5518407e1af0 # v4.2.1
         with:
           validate-wrappers: true
       - run: ./gradlew test jacocoTestReport