Add badges for version, downloads, and Codecov

Added badges for release version, downloads, and Codecov.

Author: arpit-jn

README.md

@@ -1,6 +1,8 @@
 ![Auth0 FastAPI SDK](https://cdn.auth0.com/website/sdks/banners/auth0-fastapi-banner.png)
 
+![Release](https://img.shields.io/pypi/v/auth0-fastapi)
 [![Codecov](https://img.shields.io/codecov/c/github/auth0/auth0-fastapi)](https://codecov.io/gh/auth0/auth0-fastapi)
+![Downloads](https://img.shields.io/pypi/dw/auth0-fastapi)
 [![License](https://img.shields.io/:license-MIT-blue.svg?style=flat)](https://opensource.org/licenses/MIT)
 [![Ask DeepWiki](https://deepwiki.com/badge.svg)](https://deepwiki.com/auth0/auth0-fastapi)
 
@@ -289,4 +291,4 @@ Please do not report security vulnerabilities on the public GitHub issue tracker
 </p>
 <p align="center">
   This project is licensed under the MIT license. See the <a href="https://github.com/auth0/auth0-server-python/blob/main/packages/auth0_fastapi/LICENSE"> LICENSE</a> file for more info.
-</p>
+</p>