Merge pull request #29 from opentripplanner/renovate/actions-setup-java-5.x

Update actions/setup-java action to v5

Author: leonardehrenfried

.github/workflows/maven.yml

@@ -19,7 +19,7 @@ jobs:
         sudo apt-get install xmlstarlet -yq
     - uses: actions/checkout@v6
     - name: Set up JDK 17
-      uses: actions/setup-java@v4
+      uses: actions/setup-java@v5
       with:
         java-version: '17'
         distribution: 'temurin'