Change import priority of RCTBridgeModule

This appears to be the accepted fix for this issue: #46 per facebook/react-native#15775 (comment) and other posts in the same thread.

Author: TomMahle

ios/ReactNativeExceptionHandler.h

@@ -1,8 +1,8 @@
 
-#if __has_include("RCTBridgeModule.h")
-#import "RCTBridgeModule.h"
-#else
+#if __has_include(<React/RCTBridgeModule.h>)
 #import <React/RCTBridgeModule.h>
+#else
+#import "RCTBridgeModule.h"
 #endif
 
 #import  <UIKit/UIKit.h>