Update gradle/gradle-build-action action to v3.4.0

Author: renovate[bot]

.github/workflows/gradle.yml

@@ -24,6 +24,6 @@ jobs:
         java-version: '11'
         distribution: 'zulu'
     - name: Build with Gradle
-      uses: gradle/gradle-build-action@v3.3.2
+      uses: gradle/gradle-build-action@v3.4.0
       with:
         arguments: build