fix(VDateInput): accept value when picker is hidden

[J-Sek]

Description

[Enter] should not clear the input.

related to #21221

Markup:

<template>
  <v-app>
    <v-container>
      <pre>value: {{ value }} | {{ typeof value }}</pre>
      <v-date-input v-model="value" />
    </v-container>
  </v-app>
</template>

<script setup>
  import { ref } from 'vue'
  const value = ref()
</script>

[ikushum]

Looks good

[ikushum]

Looks like there are lint issues

[ikushum]

This bug is quite obvious and annoying. What do we need to merge this? @J-Sek @johnleider

[johnleider]

It was approved, author never merged.

[J-Sek]

I don't like the fact the tests are a bit brittle... needed to move the new one as first, otherwise it fails. But getting the fix out is more important atm.