Update iOS RN header paths

ios/RNFIRMessaging.h

@@ -3,7 +3,7 @@
 
 @import FirebaseInstanceID;
 
-#import "RCTBridgeModule.h"
+#import <React/RCTBridgeModule.h>
 
 
 extern NSString *const FCMNotificationReceived;

ios/RNFIRMessaging.xcodeproj/project.pbxproj

@@ -217,7 +217,7 @@
 				);
 				GCC_PREPROCESSOR_DEFINITIONS = "$(inherited)";
 				HEADER_SEARCH_PATHS = (
-					"$(SRCROOT)/../../react-native/React/**",
+					"$(BUILT_PRODUCTS_DIR)/usr/local/include",
 					"$(SRCROOT)/../../../ios/**",
 					"$(SRCROOT)/../../../node_modules/react-native-firestack/ios/**",
 				);
@@ -240,7 +240,7 @@
 					"$(SRCROOT)/../../../node_modules/react-native-firestack/ios/**",
 				);
 				HEADER_SEARCH_PATHS = (
-					"$(SRCROOT)/../../react-native/React/**",
+					"$(BUILT_PRODUCTS_DIR)/usr/local/include",
 					"$(SRCROOT)/../../../ios/**",
 					"$(SRCROOT)/../../../node_modules/react-native-firestack/ios/**",
 				);

ios/RNFIRMesssaging.m

 #import "RNFIRMessaging.h"
 
-#import "RCTBridge.h"
-#import "RCTConvert.h"
-#import "RCTEventDispatcher.h"
-#import "RCTUtils.h"
+#import <React/RCTBridge.h>
+#import <React/RCTConvert.h>
+#import <React/RCTEventDispatcher.h>
+#import <React/RCTUtils.h>
 
 @import UserNotifications;
 @import FirebaseMessaging;