Fix gradle build CI task

.github/workflows/pull-request.yml

@@ -16,6 +16,8 @@ jobs:
         uses: gradle/wrapper-validation-action@v1
       - name: Build with Gradle
         uses: gradle/gradle-build-action@v2
+        with:
+          arguments: build
       - name: Publish JUnit Results
         uses: dorny/test-reporter@v1
         if: always()