fix: delete BV styles import

Author: woothu

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@coreui/coreui-free-vue-admin-template",
-  "version": "3.0.0-alpha.1",
+  "version": "3.0.0-alpha.2",
   "description": "Open Source Bootstrap Admin Template",
   "author": "Łukasz Holeczek",
   "homepage": "http://coreui.io",

src/App.vue

@@ -19,8 +19,6 @@ export default {
   @import '~simple-line-icons/scss/simple-line-icons.scss';
   /* Import Flag Icons Set */
   @import '~flag-icon-css/css/flag-icon.min.css';
-  /* Import Bootstrap Vue Styles */
-  @import '~bootstrap-vue/dist/bootstrap-vue.css';
   // Import Main styles for this application
   @import 'assets/scss/style';
 </style>