changing the deploy.yaml workflow (#2897)

Author: tasneemkoushar

.github/workflows/push-deploy-website.yml

@@ -36,13 +36,9 @@ jobs:
       url: https://docs-api.talawa.io
     steps:
       - uses: actions/checkout@v4
-      - uses: pnpm/action-setup@v4
-      - uses: actions/cache@v3
+      - uses: actions/setup-node@v4
         with:
-          path: docs/.docusaurus
-          key: docusaurus-${{ hashFiles('docs/**') }}
-          restore-keys: |
-            docusaurus-
+          node-version: '20.x' 
       - uses: webfactory/[email protected]
         with:
           ssh-private-key: ${{ secrets.DEPLOY_GITHUB_PAGES }}
@@ -54,11 +50,6 @@ jobs:
         run: |
           git config --global user.email "[email protected]"
           git config --global user.name "gh-actions"
-          if ! pnpm install --frozen-lockfile; then
-            echo "Failed to install dependencies"
-            exit 1
-          fi
-          if ! pnpm run deploy; then
-            echo "Deployment failed"
-            exit 1
-          fi
+          yarn install --frozen-lockfile
+          yarn deploy
+