Bump actions/setup-java from v1.4.0 to v1.4.2 (#18)

Bumps [actions/setup-java](https://github.com/actions/setup-java) from v1.4.0 to v1.4.2.
- [Release notes](https://github.com/actions/setup-java/releases)
- [Commits](https://github.com/actions/setup-java/compare/v1.4.0...8bb50d97d6b4d316daf284fdf8eafbfc988421fc)

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
diff --git a/.github/workflows/maven.yml b/.github/workflows/maven.yml
index a9b035f..0865d71 100644
--- a/.github/workflows/maven.yml
+++ b/.github/workflows/maven.yml
@@ -39,7 +39,7 @@
         restore-keys: |
           ${{ runner.os }}-maven-
     - name: Set up JDK ${{ matrix.java }}
-      uses: actions/setup-java@v1.4.0
+      uses: actions/setup-java@v1.4.2
       with:
         java-version: ${{ matrix.java }}
     - name: Build with Maven