build(deps): update actions/upload-artifact action to v3 (#111)

Co-authored-by: Renovate Bot <[email protected]>

Author: renovate[bot]

.github/workflows/ci.yml

@@ -36,7 +36,7 @@ jobs:
         env:
           POSTGRES_URI: postgres://username:password@localhost:5432/db
       - name: Upload built site
-        uses: actions/upload-artifact@v1
+        uses: actions/upload-artifact@v3
         with:
           name: site
           path: site