为用户头像组件添加光标样式，优化用户体验；移除无用的空行

src/modules/home/user_head.vue

@@ -45,6 +45,7 @@ const handleLogout = async () => {
   align-items: center;
   justify-content: center;
   gap: 10px;
+  cursor: pointer;
 }
 
 .user-head {

vite.config.mjs

@@ -5,7 +5,6 @@ import vue from '@vitejs/plugin-vue';
 import { visualizer } from 'rollup-plugin-visualizer';
 import viteCompression from 'vite-plugin-compression';
 // import viteImagemin from 'vite-plugin-imagemin';
-
 /**
  * 按需加载
  * @see https://arco.design/vue/docs/start#%E6%8C%89%E9%9C%80%E5%8A%A0%E8%BD%BD%EF%BC%88%E6%A8%A1%E6%9D%BF%EF%BC%89