breaking: bump xcode w/ fix

[erisu]

Motivation, Context & Description

• Upgrade xcode
• Fix prepare & prepare.spec to provide exact targetName

Testing

• npm t

Checklist

• I've run the tests to see all new and existing tests pass
• I upated automated test coverage as appropriate for this change

[NiklasMerz]

Code changes look good. Dependency could be used from NPM once ready. One build test with an app with two extensions was successful

Thanks for your help with this issue 👍

[codecov-commenter]

Codecov Report

Merging #853 into master will not change coverage.
The diff coverage is 100.00%.

@@           Coverage Diff           @@
##           master     #853   +/-   ##
=======================================
  Coverage   74.40%   74.40%           
=======================================
  Files          13       13           
  Lines        1821     1821           
=======================================
  Hits         1355     1355           
  Misses        466      466           

Impacted Files	Coverage Δ
bin/templates/scripts/cordova/lib/prepare.js	82.05% <100.00%> (ø)

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