Bump gradle/wrapper-validation-action from 1 to 2 (#306)

Author: dependabot[bot]

.github/workflows/ci-config.yml

@@ -16,7 +16,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-      - uses: gradle/wrapper-validation-action@v1
+      - uses: gradle/wrapper-validation-action@v2
 
   build:
     name: Java ${{ matrix.java }} environment