MSAL Extensions Python 0.4.0

Add description that will be displayed on PyPI

Author: rayluo

msal_extensions/__init__.py

@@ -1,5 +1,5 @@
 """Provides auxiliary functionality to the `msal` package."""
-__version__ = "0.3.1"
+__version__ = "0.4.0"
 
 import sys
 

setup.cfg

@@ -9,3 +9,4 @@ project_urls =    Changelog = https://github.com/AzureAD/microsoft-authenticatio
 classifiers =
     License :: OSI Approved :: MIT License
     Development Status :: 4 - Beta
+description = Microsoft Authentication Library extensions (MSAL EX) provides a persistence API that can save your data on disk, encrypted on Windows, macOS and Linux. Concurrent data access will be coordinated by a file lock mechanism.