fix(sqlalchemy-bigquery): support WindowFunctionTest test name across SQLAlchemy versions

Author: chalmerlowe

packages/sqlalchemy-bigquery/tests/sqlalchemy_dialect_compliance/test_dialect_compliance.py

@@ -644,6 +644,7 @@ def test_no_results_for_non_returning_insert(cls):
     PostCompileParamsTest
 )  # BQ adds backticks to bind parameters, causing failure of tests TODO: fix this?
 del QuotedNameArgumentTest  # Quotes aren't allowed in BigQuery table names.
-del (
-    WindowFunctionTest.test_window_rows_between
-)  # test expects BQ to return sorted results
+# Test expects BQ to return sorted results (renamed to _w_caching in SQLAlchemy 2.1+)
+for _test_name in ("test_window_rows_between", "test_window_rows_between_w_caching"):
+    if hasattr(WindowFunctionTest, _test_name):
+        delattr(WindowFunctionTest, _test_name)