add action versions again

Author: MarAl3

.github/workflows/build_docs.yml

@@ -70,11 +70,11 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout
+        uses: actions/checkout@v4
       - name: Setup Pages
-        uses: actions/configure-pages
+        uses: actions/configure-pages@v5
       - name: Download html zip
-        uses: actions/download-artifact
+        uses: actions/download-artifact@v4
         with:
           name: cpacsDocs
       - name: Extract HTML Docs
@@ -86,11 +86,11 @@ jobs:
             echo "::warning title=Invalid file permissions automatically fixed::$line"
           done
       - name: Upload Artifacts
-        uses: actions/upload-pages-artifact
+        uses: actions/upload-pages-artifact@v3
         with:
           path: .
       - name: Deploy to GitHub Pages
         id: deployment
-        uses: actions/deploy-pages
+        uses: actions/deploy-pages@v4
         with:
           token: ${{ secrets.GITHUB_TOKEN }}