chore: update shields in README file

Author: woothu

README.md

@@ -3,8 +3,7 @@
 [![Tweet](https://img.shields.io/twitter/url/http/shields.io.svg?style=social)](https://twitter.com/intent/tweet?text=CoreUI%20-%20Free%20Vue%20Admin%20Template%20&url=http://coreui.io/vue/&hashtags=bootstrap,admin,template,dashboard,panel,free,angular,react,vue)
 [![NPM][npm-coreui-vue-badge-latest]][npm-coreui-vue]
 [![Downloads](https://img.shields.io/npm/dm/@coreui/vue.svg?style=flat-square)][coreui]
-[![Jest](https://img.shields.io/badge/Jest-^24.9.0-blue.svg?style=flat-square)][coreui]
-[![Vue](https://img.shields.io/badge/Vue-^2.6.10-brightgreen.svg?style=flat-square)][coreui]
+[![Build](https://img.shields.io/github/workflow/status/coreui/coreui-vue/Node%20CI/v3-next?style=flat-square)][coreui]
 
 [npm-coreui-vue]: https://www.npmjs.com/package/@coreui/vue
 [npm-coreui-vue-badge-latest]: https://img.shields.io/npm/v/@coreui/vue/latest?style=flat-square&color=brightgreen