Bump actions/setup-java from 5 to 6

Bumps [actions/setup-java](https://github.com/actions/setup-java) from 5 to 6.
- [Release notes](https://github.com/actions/setup-java/releases)
- [Commits](actions/setup-java@v5...v6)

---
updated-dependencies:
- dependency-name: actions/setup-java
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/test.yml

@@ -26,7 +26,7 @@ jobs:
         restore-keys: |
           ${{ runner.os }}-maven-
     - name: Set up JDK
-      uses: actions/setup-java@v5
+      uses: actions/setup-java@v6
       with:
         distribution: 'zulu'
         java-version: ${{ matrix.java }}