README.md in gitlab-4.15.0 vs README.md in gitlab-4.16.0

- old
+ new
@@ -1,8 +1,7 @@
 # Gitlab
 
 [![Build Status](https://img.shields.io/github/workflow/status/NARKOZ/gitlab/CI/master)](https://github.com/NARKOZ/gitlab/actions?query=workflow%3ARuby)
-[![Maintainability](https://api.codeclimate.com/v1/badges/2e310b334b1b5db4a7e1/maintainability)](https://codeclimate.com/github/NARKOZ/gitlab)
 [![Inline docs](https://inch-ci.org/github/NARKOZ/gitlab.svg)](https://inch-ci.org/github/NARKOZ/gitlab)
 [![Gem version](https://img.shields.io/gem/v/gitlab.svg)](https://rubygems.org/gems/gitlab)
 [![License](https://img.shields.io/badge/license-BSD-red.svg)](https://github.com/NARKOZ/gitlab/blob/master/LICENSE.txt)
 
 [website](https://narkoz.github.io/gitlab) |