fix github-pages action

Author: Andre601

.github/workflows/release_actions.yml

@@ -21,7 +21,7 @@ jobs:
     - name: Generate Javadoc
       run: ./gradlew javadoc
     - name: Push changes
-      uses: peaceiris/action-gh-pages@v3
+      uses: peaceiris/actions-gh-pages@v3
       with: 
         github_token: ${{ secrets.GITHUB_TOKEN }}
         publish_dir: ./docs