Fix symlinked-path glob test on Windows

Normalize path separators on both sides of the assertion so the
backslash paths returned by os.path.realpath on Windows match the
forward-slash paths git outputs.  No-op on Linux/macOS.

Author: beacoder

tests/test_filesystem.py

@@ -569,7 +569,9 @@ def test_glob_and_grep_work_through_symlinked_path(self):
         out = GlobTool().run({"pattern": "*", "path": link}, self.ctx)
         self.assertNotIn("outside repository", out)
         self.assertNotIn("Glob failed", out)
-        self.assertIn(os.path.realpath(os.path.join(real, "a.py")), out)
+        # Normalize path separators for Windows compatibility
+        expected = os.path.realpath(os.path.join(real, "a.py")).replace("\\", "/")
+        self.assertIn(expected, out.replace("\\", "/"))
         out = Grep().run({"regex": "hello", "path": link}, self.ctx)
         self.assertIn("a.py", out)
         self.assertIn("hello", out)