add missing iOS platform colors (#46730)

Summary:
- add missing platform colors on iOS https://developer.apple.com/documentation/uikit/uicolor/standard_colors

## Changelog:

[IOS] [ADDED] - Add `systemCyan` and `systemMint` colors on iOS

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[ANDROID|GENERAL|IOS|INTERNAL] [BREAKING|ADDED|CHANGED|DEPRECATED|REMOVED|FIXED|SECURITY] - Message

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Pull Request resolved: https://github.com/facebook/react-native/pull/46730

Test Plan:
- Ran it in an iOS app (text is no longer black)

![Simulator Screenshot - iPhone 15 Pro - 2024-09-30 at 15 31 30](https://github.com/user-attachments/assets/2f1d337c-d5f3-40d6-8e58-fdccb94603fd)

Reviewed By: cortinico

Differential Revision: D63635182

Pulled By: cipolleschi

fbshipit-source-id: b6fa3ff0e38630d820aacedbf88dfe9bd13c0644