(docs) update build badge url

Author: antoine92190

README.md

@@ -1,5 +1,5 @@
 <p align="center">
-<a href="https://github.com/antoine92190/vue-advanced-chat/actions/workflows/build.yml"><img src="https://img.shields.io/github/workflow/status/antoine92190/vue-advanced-chat/CI"></a>
+<a href="https://github.com/antoine92190/vue-advanced-chat/actions/workflows/build.yml"><img src="https://img.shields.io/github/actions/workflow/status/antoine92190/vue-advanced-chat/build.yml?branch=master"></a>
 <a href="https://www.npmjs.com/package/vue-advanced-chat"><img src="https://img.shields.io/npm/dm/vue-advanced-chat.svg"></a>
 <a href="https://www.npmjs.com/package/vue-advanced-chat"><img src="https://img.shields.io/bundlephobia/minzip/vue-advanced-chat"></a>
 <a href="https://www.npmjs.com/package/vue-advanced-chat"><img src="https://img.shields.io/npm/v/vue-advanced-chat.svg"></a>