Update nacos-quick-start.yaml

[Michael754267513]

不使用cluster.local. 创建sts的时候会导致集群节点有四个 nacos-0.nacos-headless.default.svc.cluster.local. nacos-0.nacos-headless.default.svc.cluster.local 会出现这两个，导致集群状态不对

nacos-0.nacos-headless.default.svc.cluster.local.

[paderlol]

这是自己的根域名设置问题，大部分的k8s cluster domain是不带点的

[CLAassistant]

Thank you for your submission! We really appreciate it. Like many open source projects, we ask that you sign our Contributor License Agreement before we can accept your contribution.
_{You have signed the CLA already but the status is still pending? Let us recheck it.}