Remove pnpm cache from Node setup

Removed caching for pnpm in Node setup.

Author: 橄榄菜 雨山

.github/workflows/deploy.yml

@@ -30,7 +30,6 @@ jobs:
         uses: actions/setup-node@v4
         with:
           node-version: 24
-          cache: pnpm
       - name: Setup Pages
         uses: actions/configure-pages@v4
       - name: Install dependencies