fix(VOverlay): fix the precedence of the target expression operator

[lzl0304]

Description

fixes #20001

Markup:

<template>
  <v-app>
    <v-container>
      <v-text-field v-model="msg">
        <v-overlay activator="parent" contained open-on-hover>
          <p>Overlay</p>
        </v-overlay>
      </v-text-field>
    </v-container>
  </v-app>
</template>

<script setup>
  import { ref } from 'vue'

  const msg = ref('Hello World!')
</script>

[josephlbarnett]

fwiw, applied this to my node_modules and it fixed the error in tests w/ v-dialog attach=true: #20001 (comment)

[lzl0304]

fwiw, applied this to my node_modules and it fixed the error in tests w/ v-dialog attach=true: #20001 (comment)

It has been fixed, I will close this PR.