Disable node_modules cache

.github/workflows/tester.yml

@@ -15,12 +15,6 @@ jobs:
           repository: hexojs/hexo-starter
       - name: Use Node.js
         uses: actions/setup-node@v2
-      - name: Cache NPM dependencies
-        uses: actions/cache@v2
-        with:
-          path: node_modules
-          key: ${{ runner.os }}-npm-cache
-          restore-keys: ${{ runner.os }}-npm-cache
       - name: Install Dependencies
         run: npm install
       - uses: actions/checkout@v2