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: #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

packages/react-native/React/Base/RCTConvert.mm

@@ -752,11 +752,13 @@ + (UIEdgeInsets)UIEdgeInsets:(id)json
         // iOS 13.0
         RCTFallbackARGB : @(0xFFa2845e)
       },
+      @"systemCyanColor" : @{},
       @"systemGreenColor" : @{},
       @"systemIndigoColor" : @{
         // iOS 13.0
         RCTFallbackARGB : @(0xFF5856d6)
       },
+      @"systemMintColor" : @{},
       @"systemOrangeColor" : @{},
       @"systemPinkColor" : @{},
       @"systemPurpleColor" : @{},

packages/react-native/ReactCommon/react/renderer/graphics/platform/ios/react/renderer/graphics/RCTPlatformColorUtils.mm

@@ -95,10 +95,12 @@
       @"systemBrown" : @{
         kFallbackARGBKey : @(0xFFa2845e) // iOS 13.0
       },
+      @"systemCyan" : @{},
       @"systemGreen" : @{},
       @"systemIndigo" : @{
         kFallbackARGBKey : @(0xFF5856d6) // iOS 13.0
       },
+      @"systemMint" : @{},
       @"systemOrange" : @{},
       @"systemPink" : @{},
       @"systemPurple" : @{},