Merge pull request #30 from datafusion-contrib/dependabot/github_actions/actions/upload-pages-artifact-4

chore(deps): bump actions/upload-pages-artifact from 3 to 4

Author: hozan23

.github/workflows/docs.yml

@@ -28,7 +28,7 @@ jobs:
       - run: touch target/doc/index.html
       - run: echo "<meta http-equiv=refresh content=0;url=datafusion_flight_sql_server>" > target/doc/index.html
       - if: github.event_name == 'push' && github.ref == 'refs/heads/main'
-        uses: actions/upload-pages-artifact@v3
+        uses: actions/upload-pages-artifact@v4
         with:
           path: target/doc