chore: fix badge links in readme (#433)

Author: supercaracal

README.md

@@ -1,6 +1,6 @@
 [![Gem Version](https://badge.fury.io/rb/redis-cluster-client.svg)](https://badge.fury.io/rb/redis-cluster-client)
-![Test status](https://github.com/redis-rb/redis-cluster-client/workflows/Test/badge.svg?branch=master)
-![Release status](https://github.com/redis-rb/redis-cluster-client/workflows/Release/badge.svg)
+![Test status](https://github.com/redis-rb/redis-cluster-client/actions/workflows/test.yaml/badge.svg?branch=master)
+![Release status](https://github.com/redis-rb/redis-cluster-client/actions/workflows/release.yaml/badge.svg)
 
 Redis Cluster Client
 ===============================================================================