remove unecessary node dep for the github action

Author: aress31

.github/workflows/gradle-build.yml

@@ -17,11 +17,6 @@ jobs:
     steps:
       - uses: actions/checkout@v2
 
-      - name: Set up Node.js 16
-        uses: actions/setup-node@v2
-        with:
-          node-version: 16
-
       - name: Set up JDK 20
         uses: actions/setup-java@v2
         with: