Update GitHub pipeline to use version 4 actions instead of version 3

Avoids warning of usage of Node 16.

.github/workflows/build.yml

@@ -10,22 +10,22 @@ jobs:
     name: Build
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0  # Shallow clones should be disabled for a better relevancy of analysis
       - name: Set up JDK
-        uses: actions/setup-java@v3
+        uses: actions/setup-java@v4
         with:
           distribution: 'temurin' # See 'Supported distributions' for available options
           java-version: '17'
       - name: Cache SonarCloud packages
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: ~/.sonar/cache
           key: ${{ runner.os }}-sonar
           restore-keys: ${{ runner.os }}-sonar
       - name: Cache Gradle packages
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: ~/.gradle/caches
           key: ${{ runner.os }}-gradle