fix shellcompletion tests

Author: bckohan

django_typer/tests/shellcompletion/__init__.py

@@ -196,7 +196,7 @@ def run_command_completion(self):
         completions = self.get_completions(self.launch_script, " ")
         self.assertIn("makemigrations", completions)
         self.assertIn("migrate", completions)
-        self.assertIn("completion", completions)
+        self.assertIn("closepoll", completions)
         self.assertIn("basic", completions)
 
     def test_shell_complete(self):