fix: remove EXCLUDED_ARCHS workaround in xcode 13+

[rigor789]

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What is the current behavior?

The EXCLUDED_ARCHS added for XCode 12 is applied for all XCode versions, even though it's not required for 13+ and causes build failures in some cases like #5702

What is the new behavior?

The workaround is only applied on XCode 12.

Fixes #5702