优化提示信息

ruoyi-ui/src/views/login.vue

@@ -3,7 +3,12 @@
     <el-form ref="loginForm" :model="loginForm" :rules="loginRules" class="login-form">
       <h3 class="title">若依后台管理系统</h3>
       <el-form-item prop="username">
-        <el-input v-model="loginForm.username" type="text" auto-complete="off" placeholder="账号">
+        <el-input
+          v-model="loginForm.username"
+          type="text"
+          auto-complete="off"
+          placeholder="账号"
+        >
           <svg-icon slot="prefix" icon-class="user" class="el-input__icon input-icon" />
         </el-input>
       </el-form-item>
@@ -66,7 +71,6 @@ export default {
   data() {
     return {
       codeUrl: "",
-      cookiePassword: "",
       loginForm: {
         username: "admin",
         password: "admin123",