Replace david-dm with libraries.io for dependencies status.

README.md

@@ -2,7 +2,7 @@
 
 [![Build Status](https://github.com/cliffano/rtk/workflows/CI/badge.svg)](https://github.com/cliffano/rtk/actions?query=workflow%3ACI)
 [![Security Status](https://snyk.io/test/github/cliffano/rtk/badge.svg)](https://snyk.io/test/github/cliffano/rtk)
-[![Dependencies Status](https://img.shields.io/david/cliffano/rtk.svg)](http://david-dm.org/cliffano/rtk)
+[![Dependencies Status](https://img.shields.io/librariesio/release/npm/rtk)](https://libraries.io/github/cliffano/rtk)
 [![Coverage Status](https://img.shields.io/coveralls/cliffano/rtk.svg)](https://coveralls.io/r/cliffano/rtk?branch=master)
 [![Published Version](https://img.shields.io/npm/v/rtk.svg)](http://www.npmjs.com/package/rtk)
 <br/>