[Bug Report][3.7.0] VCombobox and VAutocomplete - keyboard navigation over the items does not work properly

[b-maslennikov]

Environment

Vuetify Version: 3.7.0
Last working version: 3.6.15
Vue Version: 3.5.13
Browsers: Google Chrome, Mozilla Firefox, Microsoft Edge
OS: Windows, Linux

Steps to reproduce

1. add v-combobox or v-autocomplete with multiple and :items
2. try to select all items one by one using keyboard keys (↓ (down arrow) to navigate and ␣ (space) to select)

Expected Behavior

after selecting the element should be enough to press down arrow only once to navigate to the next item
example: you need to press: ␣ ↓ ␣ ↓ ␣ to select first 3 items in the list

Actual Behavior

focused item "resets" to the first item after current item selecttion
you need to press ␣ ↓ ↓ ␣ ↓ ↓ ↓ ␣ to select first 3 items in the list

Reproduction Link

https://play.vuetifyjs.com/#...

Other comments

Probably it was broked by b9ed79d