Revert "trying to fix the windows error"

This reverts commit 1117e31.

Author: atollk

tests/conftest.py

@@ -1,5 +1,4 @@
 import asyncio
-import sys
 from typing import Iterable, overload, Any
 
 import nicegui.context
@@ -9,24 +8,6 @@
 from nicegui.testing.user import User
 
 
-if sys.platform == "win32":
-    # Python 3.14 on Windows: nicegui's storage cleanup races with subprocess teardown,
-    # leaving storage-general.json locked. Patch unlink to retry once after a short delay.
-    import pathlib
-    import time
-
-    _original_unlink = pathlib.Path.unlink
-
-    def _retrying_unlink(self: pathlib.Path, missing_ok: bool = False) -> None:
-        try:
-            _original_unlink(self, missing_ok=missing_ok)
-        except PermissionError:
-            time.sleep(0.5)
-            _original_unlink(self, missing_ok=missing_ok)
-
-    pathlib.Path.unlink = _retrying_unlink  # type: ignore[method-assign]
-
-
 @pytest.fixture(autouse=True)
 def reset_nicegooey_main():
     """Fixture to reset the main_instance before each test."""