test_owcsvimport: Remove create_widget override

Avoid possible double memory reclamation

Orange/widgets/data/tests/test_owcsvimport.py

@@ -35,9 +35,14 @@
 
 
 class TestOWCSVFileImport(WidgetTest):
-    def create_widget(
+    def create_widget_(
             self, cls: Type[W], stored_settings: Optional[dict] = None,
             reset_default_settings=True, **kwargs) -> W:
+
+        widget = super().create_widget(cls, stored_settings, reset_default_settings)
+        env = kwargs.pop("env", {})
+        for name, kwargs in env.items():
+            widget.widget
         if reset_default_settings:
             self.reset_default_settings(cls)
         widget = cls.__new__(cls, signal_manager=self.signal_manager,