Update actions/cache action to v4 (#155)

Author: renovate[bot]

.github/workflows/release.yml

@@ -52,7 +52,7 @@ jobs:
         run: chmod +x gradlew
 
       - name: Cache Gradle
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: |
             ~/.gradle/caches