add missing React-RCTSettings (#51523)

Summary:
Added missing module React-RCTSettings to the Swift package.

This was found when testing intergrating with a bare bones React Native project.

## Changelog:

[IOS] [FIXED] - add missing React-RCTSettings to Swift package

Pull Request resolved: https://github.com/facebook/react-native/pull/51523

Test Plan: Run against a bare bones React Native project (not available in repo yet)

Reviewed By: rshest

Differential Revision: D75204445

Pulled By: cipolleschi

fbshipit-source-id: d9fcb27cc532846eece591152462ff9c88f82302

.gitignore

@@ -127,6 +127,7 @@ vendor/
 
 # Swift Package build folder
 /packages/react-native/.build
+/packages/react-native/.swiftpm
 
 # @react-native/codegen
 /packages/react-native/React/FBReactNativeSpec/

packages/react-native/Package.swift

@@ -514,6 +514,13 @@ let reactRCTLinking = RNTarget(
   dependencies: [.jsi, .reactTurboModuleCore]
 )
 
+let reactSettings = RNTarget(
+  name: .reactSettings,
+  path: "Libraries/Settings",
+  searchPaths: ["ReactCommon", ReactFBReactNativeSpecPath, FBLazyVectorPath],
+  dependencies: [.reactTurboModuleCore, .yoga]
+)
+
 let targets = [
   reactDebug,
   jsi,
@@ -567,6 +574,7 @@ let targets = [
   reactFeatureflagsNativemodule,
   reactNativeModuleDom,
   reactAppDelegate,
+  reactSettings,
 ]
 
 let package = Package(
@@ -646,6 +654,7 @@ extension String {
   static let reactFeatureflagsNativemodule = "React-featureflagsnativemodule"
   static let reactNativeModuleDom = "React-domnativemodule"
   static let reactAppDelegate = "React-RCTAppDelegate"
+  static let reactSettings = "React-RCTSettings"
 }
 
 func relativeSearchPath(_ depth: Int, _ path: String) -> String {

packages/react-native/scripts/ios-prebuild.js

@@ -156,6 +156,7 @@ async function main() {
     link('Libraries/Blob', 'React');
     link('Libraries/NativeAnimation', 'React');
     link('Libraries/LinkingIOS', 'React');
+    link('Libraries/Settings', 'React');
 
     link('ReactCommon/hermes', 'reacthermes');
     link('ReactCommon/hermes', 'jsireact');