Upgrade to gradle/actions to v6

Author: carlosame

.github/workflows/build.yml

@@ -21,7 +21,7 @@ jobs:
 
     steps:
       - uses: actions/checkout@v6
-      - uses: gradle/actions/wrapper-validation@v5
+      - uses: gradle/actions/wrapper-validation@v6
 
   build:
     runs-on: ubuntu-latest