Update GitHub Actions to use latest action versions

Upgraded actions/checkout, actions/configure-pages, and actions/upload-pages-artifact to their latest versions. This ensures compatibility, leverages new features, and incorporates any fixes provided in the updated actions.

Author: MatejMa2ur

.github/workflows/static.yml

@@ -30,9 +30,9 @@ 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@5
       - name: Setup Hugo
         uses: peaceiris/actions-hugo@v2
         with:
@@ -41,7 +41,7 @@ jobs:
       - name: Build
         run: hugo --minify
       - name: Upload artifact
-        uses: actions/upload-pages-artifact@v2
+        uses: actions/upload-pages-artifact@v3
         with:
           # Upload Hugo build output directory
           path: './public'