test: Update tests for git integration

tests/basic/test_main.py

@@ -1363,18 +1363,3 @@ class TestMain(TestCase):
             )
         for call in mock_io_instance.tool_warning.call_args_list:
             self.assertNotIn("Cost estimates may be inaccurate", call[0][0])
-
-    def test_argv_file_respects_git(self):
-        with GitTemporaryDirectory():
-            fname = Path("not_in_git.txt")
-            fname.touch()
-            with open(".gitignore", "w+") as f:
-                f.write("not_in_git.txt")
-            coder = main(
-                argv=["--file", "not_in_git.txt"],
-                input=DummyInput(),
-                output=DummyOutput(),
-                return_coder=True,
-            )
-            self.assertNotIn("not_in_git.txt", str(coder.abs_fnames))
-            self.assertFalse(coder.allowed_to_edit("not_in_git.txt"))