Remove redundant README badge.

Author: darrenklein

README.md

@@ -2,7 +2,6 @@
 
 [![Hex.pm](https://img.shields.io/hexpm/v/ex_aws_dynamo.svg)](https://hex.pm/packages/ex_aws_dynamo)
 [![Build Docs](https://img.shields.io/badge/hexdocs-release-blue.svg)](https://hexdocs.pm/ex_aws_dynamo/ExAws.Dynamo.html)
-[![Module Version](https://img.shields.io/hexpm/v/ex_aws_dynamo.svg)](https://hex.pm/packages/ex_aws_dynamo)
 [![Hex Docs](https://img.shields.io/badge/hex-docs-lightgreen.svg)](https://hexdocs.pm/ex_aws_dynamo/)
 [![Total Download](https://img.shields.io/hexpm/dt/ex_aws_dynamo.svg)](https://hex.pm/packages/ex_aws_dynamo)
 [![License](https://img.shields.io/hexpm/l/ex_aws_dynamo.svg)](https://github.com/ex-aws/ex_aws_dynamo/blob/master/LICENSE)