Update gradle/wrapper-validation-action action to v2 (#34)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/run_gradle_task.yml

@@ -61,7 +61,7 @@ jobs:
           ref: ${{ inputs.checkout-ref || github.ref }}
 
       - name: Validate Gradle Wrapper
-        uses: gradle/wrapper-validation-action@v1
+        uses: gradle/wrapper-validation-action@v2
 
       - name: Setup JDK 11
         uses: actions/setup-java@v4