bug fix: objective-c syntax

Author: ianlin

ios/RNVoipPushNotification/RNVoipPushNotificationManager.h

@@ -13,7 +13,7 @@
 @interface RNVoipPushNotificationManager : NSObject <RCTBridgeModule>
 
 - (void)voipRegistration;
-- (void)registerUserNotification;
+- (void)registerUserNotification:(NSDictionary *)permissions;
 - (NSDictionary *)checkPermissions;
 + (void)didUpdatePushCredentials:(PKPushCredentials *)credentials forType:(NSString *)type;
 + (void)didReceiveIncomingPushWithPayload:(PKPushPayload *)payload forType:(NSString *)type;

ios/RNVoipPushNotification/RNVoipPushNotificationManager.m

@@ -64,7 +64,7 @@ - (void)setBridge:(RCTBridge *)bridge
                                                object:nil];
 }
 
-- (void)registerUserNotification(NSDictionary *)permissions
+- (void)registerUserNotification:(NSDictionary *)permissions
 {
     UIUserNotificationType types = UIUserNotificationTypeNone;
     if (permissions) {
@@ -156,7 +156,7 @@ - (void)handleRemoteNotificationReceived:(NSNotification *)notification
                                                 body:notification.userInfo];
 }
 
-RCT_EXPORT_METHOD(requestPermissions(NSDictionary *)permissions)
+RCT_EXPORT_METHOD(requestPermissions:(NSDictionary *)permissions)
 {
     if (RCTRunningInAppExtension()) {
         return;