chore(ci): use built-in setup-java Maven cache

Author: rdeltour

.github/workflows/maven-ci.yml

@@ -26,12 +26,6 @@ jobs:
         java-version: ${{ matrix.java }}
         distribution: "temurin"
         cache: 'maven'
-    - name: "Get Maven dependencies from cache"
-      uses: actions/cache@v4
-      with:
-        path: ~/.m2/repository
-        key: ${{ runner.os }}-maven-${{ hashFiles('**/pom.xml') }}
-        restore-keys: ${{ runner.os }}-maven-
     - name: "Build with Maven"
       run: mvn --batch-mode verify
 
@@ -48,15 +42,10 @@ jobs:
       with:
         java-version: 21
         distribution: "temurin"
+        cache: 'maven'
         server-id: central
         server-username: MAVEN_USERNAME
         server-password: MAVEN_PASSWORD
-    - name: "Get Maven dependencies from cache"
-      uses: actions/cache@v4
-      with:
-        path: ~/.m2/repository
-        key: ${{ runner.os }}-maven-${{ hashFiles('**/pom.xml') }}
-        restore-keys: ${{ runner.os }}-maven-
     - name: "Build and deploy to the Maven Central Repository"
       run: mvn --batch-mode -DskipTests deploy
       env: