fix: migrate to v3 GitHub Actions for Pages deployment

Author: usmonovshohruxmirzo

.github/workflows/deploy.yml

@@ -15,10 +15,10 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v3
 
       - name: Setup Node
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@v3
         with:
           node-version: 20