fix(Navbar.vue): 退出路由无法跳转到登录页面问题修复

src/layout/components/Navbar.vue

@@ -80,8 +80,9 @@ export default {
         store.dispatch('app/toggleSideBar', false)
       },
       logout: () => {
-        store.dispatch('user/logout')
-        router.push(`/login?redirect=${route.fullPath}`)
+        store.dispatch('user/logout').then(()=>{
+          router.push(`/login?redirect=${route.fullPath}`)
+        })
       }
     })
     return {