Added missing define to target .reactRuntime (#52082)

Summary:
The target needs the HERMES_ENABLE_DEBUGGER flag in debug just like .reactHermes does.

This commit fixes this by adding the define to the reactRuntime target.

## Changelog:

[IOS] [FIXED] - Added HERMES_ENABLE_DEBUGGER to debug configuration for the reactRuntime target.

Pull Request resolved: #52082

Test Plan: Prebuild React Core

Reviewed By: robhogan

Differential Revision: D76813200

Pulled By: cipolleschi

fbshipit-source-id: cb81a40fb9c5a91ca40c3a27ae4ccdf043186bac

Author: chrfalch

packages/react-native/Package.swift

@@ -336,7 +336,10 @@ let reactRuntime = RNTarget(
   name: .reactRuntime,
   path: "ReactCommon/react/runtime",
   excludedPaths: ["tests", "iostests", "platform"],
-  dependencies: [.reactNativeDependencies, .jsi, .reactJsiExecutor, .reactCxxReact, .reactJsErrorHandler, .reactPerformanceTimeline, .reactUtils, .reactFeatureFlags, .reactJsInspector, .reactJsiTooling, .reactHermes, .reactRuntimeScheduler, .hermesPrebuilt]
+  dependencies: [.reactNativeDependencies, .jsi, .reactJsiExecutor, .reactCxxReact, .reactJsErrorHandler, .reactPerformanceTimeline, .reactUtils, .reactFeatureFlags, .reactJsInspector, .reactJsiTooling, .reactHermes, .reactRuntimeScheduler, .hermesPrebuilt],
+  defines: [
+    CXXSetting.define("HERMES_ENABLE_DEBUGGER", to: "1", .when(configuration: BuildConfiguration.debug))
+  ]
 )
 
 /// React-runtimeApple.podspec