updated google java format action to v4

Author: MaikuB

.github/workflows/format.yml

@@ -13,7 +13,7 @@ jobs:
         with:
           distribution: 'zulu'
           java-version: '21'
-      - uses: axel-op/googlejavaformat-action@v3
+      - uses: axel-op/googlejavaformat-action@v4
         with:
           args: '--skip-sorting-imports --replace'