Update gradle/wrapper-validation-action action to v2.1.2 (#24)

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

.github/workflows/build.yml

@@ -42,7 +42,7 @@ jobs:
 
       # Validate wrapper
       - name: Gradle Wrapper Validation
-        uses: gradle/[email protected].1
+        uses: gradle/[email protected].2
 
       # Set up Java environment for the next steps
       - name: Setup Java