style: 更正引用格式 (#5784)

packages/icons/src/index.ts

@@ -1,3 +1,3 @@
-export * from './iconify/index.js';
+export * from './iconify';
 export { default as EmptyIcon } from './icons/empty-icon.vue';
-export * from './svg/index.js';
+export * from './svg';