refactor: update SimpleBar to v3

Author: mrholek

src/components/AppSidebar.js

@@ -10,7 +10,7 @@ import { logoNegative } from 'src/assets/brand/logo-negative'
 import { sygnet } from 'src/assets/brand/sygnet'
 
 import SimpleBar from 'simplebar-react'
-import 'simplebar/dist/simplebar.min.css'
+import 'simplebar-react/dist/simplebar.min.css'
 
 // sidebar nav config
 import navigation from '../_nav'