refactor: update examples

src/main.js

@@ -6,7 +6,8 @@ import store from "./store";
 import CoreuiVue from "@coreui/vue";
 import { CIcon } from "@coreui/icons-vue";
 import { iconsSet as icons } from "@/assets/icons/icons.js";
-import Example from "@/components/Example";
+import DocsCallout from "@/components/DocsCallout";
+import DocsExample from "@/components/DocsExample";
 
 
 const app = createApp(App);
@@ -15,6 +16,7 @@ app.use(router);
 app.use(CoreuiVue);
 app.provide('icons', icons);
 app.component("CIcon", CIcon);
-app.component("Example", Example);
+app.component("DocsCallout", DocsCallout);
+app.component("DocsExample", DocsExample);
 
 app.mount("#app");