fix(vue-app): nuxt-child-key in web-types.json

[jon-ht]

This is just a typo in a property of Nuxt component

Types of changes

• Bug fix (a non-breaking change which fixes an issue)
• New feature (a non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)

Description

PhpStorm is able to provide autocompletion thanks to web-types.json file. There is one property with a typo

Checklist:

• My change requires a change to the documentation.
• I have updated the documentation accordingly. (PR: #)
• I have added tests to cover my changes (if not applicable, please state why)
• All new and existing tests are passing.

[codecov-commenter]

Codecov Report

Merging #9792 (3694d2e) into dev (3e9d7e3) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##              dev    #9792   +/-   ##
=======================================
  Coverage   65.15%   65.15%           
=======================================
  Files          94       94           
  Lines        4110     4110           
  Branches     1127     1127           
=======================================
  Hits         2678     2678           
  Misses       1153     1153           
  Partials      279      279           

Flag	Coverage Δ
unittests	65.15% <ø> (ø)

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