feat: 新增iOS token截取，并回调到flutter业务层。

ios/Classes/JPushPlugin.m

@@ -110,6 +110,17 @@ static NSMutableArray<FlutterResult>* getRidResults;
     for (FlutterResult result in getRidResults) {
         result([JPUSHService registrationID]);
     }
+    if ([JPUSHService registrationID] != nil && ![[JPUSHService registrationID] isEqualToString:@""]) {
+         result([JPUSHService registrationID]);
+         NSDictionary *params = @{
+                        @"cmd" : @2005,
+                        @"message" : [JPUSHService registrationID],
+                    };
+         NSLog(@"jpush onCommandResult params: %@", params);
+         [_channel invokeMethod:@"onCommandResult" arguments:params];
+
+    }
+
     [getRidResults removeAllObjects];
 }