Fix app context handling for expiring quotes scheduled task

- Add wrapper function check_expiring_quotes_with_app() to properly handle Flask app context
- Refactor check_expiring_quotes() to remove redundant app context wrapper
- Ensure consistent pattern with other scheduled tasks (webhook retry, integration sync)
- Bump version to 4.1.1

setup.py

@@ -7,7 +7,7 @@ from setuptools import setup, find_packages
 
 setup(
     name='timetracker',
-    version='4.1.0',
+    version='4.1.1',
     packages=find_packages(),
     include_package_data=True,
     install_requires=[