docs: adding badges to README.md (#26)

Signed-off-by: Erik Kristensen <[email protected]>

Author: ekristen

README.md

@@ -2,6 +2,8 @@
 
 [![license](https://img.shields.io/github/license/ekristen/aws-nuke.svg)](https://github.com/ekristen/aws-nuke/blob/main/LICENSE)
 [![release](https://img.shields.io/github/release/ekristen/aws-nuke.svg)](https://github.com/ekristen/aws-nuke/releases)
+[![Go Report Card](https://goreportcard.com/badge/github.com/ekristen/aws-nuke)](https://goreportcard.com/report/github.com/ekristen/aws-nuke)
+[![Maintainability](https://api.codeclimate.com/v1/badges/bf05fb12c69f1ea7f257/maintainability)](https://codeclimate.com/github/ekristen/aws-nuke/maintainability)
 
 **Forked from [rebuy-de/aws-nuke](https://github.com/rebuy-de/aws-nuke)**