chore: update setup-java action to v5

Author: derklaro

.github/workflows/validate.yml

@@ -20,7 +20,7 @@ jobs:
         uses: actions/checkout@v5
 
       - name: Setup java
-        uses: actions/setup-java@v4
+        uses: actions/setup-java@v5
         with:
           java-version: 25
           check-latest: true