成功登陆不恢复按钮，防止多次点击

ruoyi-ui/src/views/login.vue

@@ -129,7 +129,6 @@ export default {
           this.$store
             .dispatch("Login", this.loginForm)
             .then(() => {
-              this.loading = false;
               this.$router.push({ path: this.redirect || "/" });
             })
             .catch(() => {