fix(VTextField): legend position with reverse and outlined prop

[ssemenkoff]

fix #10277

Description

This PR fixes styling of legend in reverse outlined text field.

Motivation and Context

Issue #10277

How Has This Been Tested?

Visually tested

Markup:

<template>
  <v-container>
    <v-text-field label="Label" value="Value" outlined reverse></v-text-field>
  </v-container>
</template>

<script>
export default {
  data: () => ({
    //
  })
}
</script>

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• Improvement/refactoring (non-breaking change that doesn't add any features but makes things better)

Checklist:

• The PR title is no longer than 64 characters.
• The PR is submitted to the correct branch (master for bug fixes and documentation updates, dev for new features and breaking changes).
• My code follows the code style of this project.
• I've added relevant changes to the documentation (applies to new features and breaking changes in core library)
• I've added new examples to the kitchen (applies to new features and breaking changes in core library)