修复菜单缩进后三级菜单无法隐藏问题

resources/assets/adminlte/scss/_sidebar-mini.scss

@@ -64,9 +64,9 @@
       display: inline-block;
     }
 
-    .nav .menu-open .nav-treeview {
-      display: block!important;
-    }
+    //.nav .menu-open .nav-treeview {
+    //  display: block!important;
+    //}
 
     .nav-sidebar > .nav-item > .nav-link i {
       font-size: 1.2rem;
@@ -78,9 +78,9 @@
       padding: 10px 21px !important;
     }
 
-    .nav .menu-open .nav-treeview {
-      display: none!important;
-    }
+    //.nav .menu-open .nav-treeview {
+    //  display: none!important;
+    //}
   }
 
   // 导航栏