Update README.md

fixes downloads badge

Author: RettBehrens

README.md

@@ -2,7 +2,7 @@
 [![PyPI version](https://badge.fury.io/py/xero-python.svg)](https://badge.fury.io/py/xero-python)
 [![Github forks](https://img.shields.io/github/forks/XeroAPI/xero-python.svg)](https://github.com/XeroAPI/xero-python/network)
 [![Github stars](https://img.shields.io/github/stars/XeroAPI/xero-python.svg)](https://github.com/XeroAPI/xero-python/stargazers)
-![total downloads](https://ruby-gem-downloads-badge.herokuapp.com/xero-ruby?type=total)
+![PyPi](https://img.shields.io/pypi/dm/xero-python)
 
 The xero-python SDK makes it easy for developers to access Xero's APIs in their python code, and build robust applications and software using small business & general ledger accounting data.
 # Table of Contents
@@ -609,4 +609,4 @@ For questions that aren’t related to SDKs please refer to our [developer suppo
 PRs, issues, and discussion are highly appreciated and encouraged. Note that the majority of this project is generated code based on [Xero's OpenAPI specs](https://github.com/XeroAPI/Xero-OpenAPI) - PR's will be evaluated and pre-merge will be incorporated into the root generation templates.
 
 ### Versioning
-We do our best to keep OS industry `semver` standards, but we can make mistakes! If something is not accurately reflected in a version's release notes please let the team know.
+We do our best to keep OS industry `semver` standards, but we can make mistakes! If something is not accurately reflected in a version's release notes please let the team know.