* Update README.md
Addeding in K8s section, Mizu a kubernetes Trafiic Viewer Open Source tool to analyse the service request using GUI and in CLI
* update the tool name Mizu API Traffic Viewer
| **mizu-api-traffic-viewer** | [https://github.com/up9inc/mizu](https://github.com/up9inc/mizu) | A simple-yet-powerful API traffic viewer for Kubernetes enabling you to view all API communication between microservices to help your debug and troubleshoot regressions. |[![GitHub stars](https://img.shields.io/github/stars/up9inc/mizu)](https://github.com/up9inc/mizu/stargazers)