[Bug Report] v-menu as popup closes on arrow keys v-select

[nesumneno]

Environment

Vuetify Version: 2.3.18
Vue Version: 2.6.11
Browsers: Chrome 87.0.4280.88
OS: Windows 10

Steps to reproduce

1. Add v-select to v-menu as popup
2. Focus select input and press up or down arrow keys

Expected Behavior

Popup menu does not close

Actual Behavior

Popup menu closes automatically

Reproduction Link

https://codepen.io/neno-petkov/pen/gOwPPpJ