build(deps): bump actions/upload-pages-artifact from 1 to 2 (#12)

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/doc.yml

@@ -33,7 +33,7 @@ jobs:
       - name: Add index page
         run: echo "<meta http-equiv=\"refresh\" content=\"0; url=doc/locodrive\">" > ./_site/index.html
       - name: Upload artifact
-        uses: actions/upload-pages-artifact@v1
+        uses: actions/upload-pages-artifact@v2
 
   # Deployment job
   deploy: