fix(react-native): implement projectConfig and dependencyConfig (#2231)

[tido64]

Summary:

Implements projectConfig and dependencyConfig so that react-native config populates the macos field.

Cherry-picks #2231

Test Plan:

react-native config should populate the macos field. Example:

[...]
  "project": {
    "visionos": {
      "sourceDir": "/~/example/visionos",
      "xcodeProject": null,
      "assets": []
    },
    "ios": {
      "sourceDir": "/~/example/ios",
      "xcodeProject": {
        "name": "Example.xcworkspace",
        "path": ".",
        "isWorkspace": true
      },
      "automaticPodsInstallation": false,
      "assets": []
    },
    "android": {
      "sourceDir": "/~/example/android",
      "appName": "app",
      "packageName": "com.microsoft.reacttestapp",
      "applicationId": "com.microsoft.reacttestapp",
      "mainActivity": "com.microsoft.reacttestapp.MainActivity",
      "assets": []
    },
    "macos": {
      "sourceDir": "/~/example/macos",
      "xcodeProject": {
        "name": "Example.xcworkspace",
        "path": ".",
        "isWorkspace": true
      },
      "assets": []
    },
    "windows": null
  }
}