Update README

Signed-off-by: Carson Yang <yangchuansheng33@gmail.com>

README.zh.md

@@ -10,8 +10,6 @@
 
 ![tailchat](https://socialify.git.ci/msgbyte/tailchat/image?description=1&font=Inter&forks=1&issues=1&language=1&logo=https%3A%2F%2Favatars.githubusercontent.com%2Fu%2F86033898%3Fs%3D200%26v%3D4&name=1&owner=1&pattern=Circuit%20Board&stargazers=1&theme=Light)
 
-[![Deploy on Sealos](https://raw.githubusercontent.com/labring-actions/templates/main/Deploy-on-Sealos.svg)](https://cloud.sealos.io/?openapp=system-template%3FtemplateName%3Dtailchat)
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 ## 在您自己工作区中的下一代 noIM 应用程序