Add Jitpack downloads badge (#57)

* Add Jitpack downloads badge to README

* Add downloads badge to docs

Author: haroldadmin

README.md

@@ -1,6 +1,7 @@
 # NetworkResponse Retrofit adapter
 
 [![Build Status](https://github.com/haroldadmin/networkresponseadapter/workflows/CI/badge.svg)](https://github.com/haroldadmin/networkresponseadapter/actions)
+![Downloads](https://img.shields.io/endpoint?color=%2364c462&url=https%3A%2F%2Fshields-io-jitpack.haroldadmin.workers.dev%2Fmonth)
 
 This library provides a Kotlin Coroutines based Retrofit call adapter for wrapping your API responses in
 a `NetworkResponse` sealed type.

docs/docs/index.md

@@ -2,6 +2,7 @@
 
 [![Release Version](https://jitpack.io/v/haroldadmin/NetworkResponseAdapter.svg)](https://jitpack.io/#haroldadmin/NetworkResponseAdapter)
 [![Build Status](https://github.com/haroldadmin/networkresponseadapter/workflows/CI/badge.svg)](https://github.com/haroldadmin/networkresponseadapter/actions)
+![Downloads](https://img.shields.io/endpoint?color=%2364c462&url=https%3A%2F%2Fshields-io-jitpack.haroldadmin.workers.dev%2Fmonth)
 
 ## Introduction