Update GitHub Pages workflow to use latest action versions

- Update actions/checkout from v3 to v4
- Update actions/configure-pages from v3 to v5
- Update actions/upload-pages-artifact from v1 to v3
- Update actions/deploy-pages from v2 to v4

Fixes deprecation error with artifact actions.

Author: MissCrispenCakes

.github/workflows/static.yml

@@ -30,14 +30,14 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Setup Pages
-        uses: actions/configure-pages@v3
+        uses: actions/configure-pages@v5
       - name: Upload artifact
-        uses: actions/upload-pages-artifact@v1
+        uses: actions/upload-pages-artifact@v3
         with:
           # Upload entire repository
           path: '.'
       - name: Deploy to GitHub Pages
         id: deployment
-        uses: actions/deploy-pages@v2
+        uses: actions/deploy-pages@v4