Fix iOS frameworks build after switching to umbrella (#58646)

Summary:
After #58571, the iOS frameworks build started failing due to missing search paths. This PR adds them, which should fix the build.

Changelog: [INTERNAL]

Pull Request resolved: #58646

Test Plan: Checks should be green

Reviewed By: cortinico

Differential Revision: D121375796

Pulled By: j-piasecki

fbshipit-source-id: 5a6fa54576584fc4742cfd71db417249393f283e

Author: j-piasecki

packages/react-native/ReactCommon/React-Fabric.podspec

@@ -104,6 +104,8 @@ Pod::Spec.new do |s|
         "\"$(PODS_TARGET_SRCROOT)/react/renderer/components/text/platform/cxx\"",
         "\"$(PODS_TARGET_SRCROOT)/react/renderer/components/textinput/platform/ios\"",
         "\"$(PODS_TARGET_SRCROOT)/react/renderer/components/view/platform/cxx\"",
+        "\"$(PODS_TARGET_SRCROOT)/react/renderer/core\"",
+        "\"$(PODS_TARGET_SRCROOT)/react/renderer/debug\"",
       ]
     end