update upload-pages-artifact rev

Signed-off-by: Karl W. Schulz <[email protected]>

Author: koomie

.github/workflows/docs.yml

@@ -36,7 +36,7 @@ jobs:
           cd docs
           make html
       - name: Upload artifact
-        uses: actions/upload-pages-artifact@v1
+        uses: actions/upload-pages-artifact@v3
         with:
           path: ./docs/_build/html
   deploy: