Release/1.3.1

[GMinucci]

What does this PR do

Fixes the issue where variants would override the xcconfig that is auto generated by Cocoapods.

Checklist:

• I ran make validation locally with success
• I have not introduced new bugs
• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• I have commented on my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new errors

[github-actions]

	Warnings
⚠️	The library files were changed, but the tests remained unmodified. Consider updating or adding to the tests to match the library changes.

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