README.md in stripe-12.0.0 vs README.md in stripe-12.1.0

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 # Stripe Ruby Library
 
 [![Gem Version](https://badge.fury.io/rb/stripe.svg)](https://badge.fury.io/rb/stripe)
 [![Build Status](https://github.com/stripe/stripe-ruby/actions/workflows/ci.yml/badge.svg?branch=master)](https://github.com/stripe/stripe-ruby/actions?query=branch%3Amaster)
-[![Coverage Status](https://coveralls.io/repos/github/stripe/stripe-ruby/badge.svg?branch=master)](https://coveralls.io/github/stripe/stripe-ruby?branch=master)
 
 The Stripe Ruby library provides convenient access to the Stripe API from
 applications written in the Ruby language. It includes a pre-defined set of
 classes for API resources that initialize themselves dynamically from API
 responses which makes it compatible with a wide range of versions of the Stripe