Ignore dask-expr in test_report.py script (#8464)

Until dask-expr isn't failing so many tests

continuous_integration/scripts/test_report.py

@@ -389,6 +389,10 @@ def download_and_parse_artifacts(
                 if a["name"].startswith("test-results") and repo.endswith("/dask"):
                     continue
 
+                # NOTE: Temporarily ignore reporting dask-expr related test cases
+                if "dask-expr" in a["name"]:
+                    continue
+
                 # Note: we assign a column with the workflow run timestamp rather
                 # than the artifact timestamp so that artifacts triggered under
                 # the same workflow run can be aligned according to the same trigger