fix(ios/xcode): increase node heap space for the bundle JS step

ios/sdk/sdk.xcodeproj/project.pbxproj

 			);
 			runOnlyForDeploymentPostprocessing = 0;
 			shellPath = /bin/sh;
-			shellScript = "export NODE_BINARY=node\n../../node_modules/react-native/scripts/react-native-xcode.sh\n";
+			shellScript = "export NODE_BINARY=node\nexport NODE_ARGS=\"--max_old_space_size=4096\"\n../../node_modules/react-native/scripts/react-native-xcode.sh\n";
 		};
 		26796D8589142D80C8AFDA51 /* [CP] Check Pods Manifest.lock */ = {
 			isa = PBXShellScriptBuildPhase;