Update GitHub Action for documentation

Author: SunyongKwon

.github/workflows/pages.yml

@@ -36,7 +36,7 @@ jobs:
         working-directory: docs
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Setup Ruby
         uses: ruby/setup-ruby@v1
@@ -48,7 +48,7 @@ jobs:
 
       - name: Setup Pages
         id: pages
-        uses: actions/configure-pages@v3
+        uses: actions/configure-pages@v5
 
       - name: Build with Jekyll
         # Outputs to the './_site' directory by default
@@ -58,7 +58,7 @@ jobs:
 
       - name: Upload artifact
         # Automatically uploads an artifact from the './_site' directory by default
-        uses: actions/upload-pages-artifact@v1
+        uses: actions/upload-pages-artifact@v3
         with:
           path: "docs/_site/"
 
@@ -72,4 +72,4 @@ jobs:
     steps:
       - name: Deploy to GitHub Pages
         id: deployment
-        uses: actions/deploy-pages@v2
+        uses: actions/deploy-pages@v4