Merge pull request #14 from OpenPlainsInc/renovate/major-github-artifact-actions

chore(deps): update actions/upload-artifact action to v6

Author: cwhite911

.github/workflows/pr-check.yml

@@ -72,7 +72,7 @@ jobs:
           fi
 
       - name: Upload rendered site as artifact
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v6
         with:
           name: rendered-site
           path: docs/