Hide menu when changing route to mobile

### Issue type

* [x] bug report
* [ ] feature request
* [ ] question about the decisions made in the repository

### Issue description

How do I automatically hide the menu when changing routes?

The page (https://www.akveo.com/ngx-admin/pages/dashboard) is working, but in my application it is not.

I tried to find the responsible function in the repository but I didn't find

```html

```
### Other information:

**Angular, Nebular**
```
"@angular/router": "^8.2.14",
"@nebular/auth": "4.4.0",
"@nebular/eva-icons": "4.4.0",
"@nebular/security": "4.4.0",
"@nebular/theme": "4.4.0",
```