Update README.md

Author: mxssl

README.md

@@ -88,6 +88,7 @@ Contributions are always welcome!
 - [ ] [15 Kubernetes Best Practices Every Developer Should Know](https://spacelift.io/blog/kubernetes-best-practices)
 - [ ] [THE KUBERNETES NETWORKING GUIDE](https://www.tkng.io)
 - [ ] [The life of a DNS query in Kubernetes](https://www.nslookup.io/learning/the-life-of-a-dns-query-in-kubernetes)
+- [ ] [Kubernetes YAML tips and tricks](https://itnext.io/kubernetes-yaml-tips-and-tricks-904a2c0b2b81)
 
 ## Infrastructure as code / Configuration management