[RN 0.48] Build failed

[exentrich]

Please fix OAuthManager.h

Was:

#if __has_include("RCTBridgeModule.h")
  #import "RCTBridgeModule.h"
#else
  #import <React/RCTBridgeModule.h>
#endif

Should:

#if __has_include(<React/RCTBridgeModule.h>)
  #import <React/RCTBridgeModule.h>
#else
  #import "RCTBridgeModule.h"
#endif

Pull request #157