Bump actions/download-artifact from 2 to 3 (#2444)

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

.github/workflows/check.yml

@@ -97,7 +97,7 @@ jobs:
       - name: Build package
         run: pyproject-build --wheel .
       - name: Download coverage data
-        uses: actions/download-artifact@v2
+        uses: actions/download-artifact@v3
         with:
           name: coverage-data
           path: .tox