data function is being called after mounted when using transition in-out mode

[Elevista]

Version

2.7.1

Reproduction link

https://codesandbox.io/embed/codesandboxnuxt-i8l14

Steps to reproduce

set nuxt-child page transition mode to "in-out" and set transition css and set something new value in mounted lifecycle

please check Reproduction link

What is expected ?

call data function once

What is actually happening?

data function is being called after mounted and $data is being overwritten

_{This bug report is available on Nuxt community (#c9259)}