chore: fix static loginEvent var

Author: tbozhikov

src/ui/login-button.common.ts

@@ -5,7 +5,7 @@ import { LoginEventData } from './../login-event-data';
 import { EventData } from "tns-core-modules/data/observable";
 
 export abstract class LoginButtonBase extends View {
-  public static loginEvent: string = "logine";
+  public static loginEvent: string = "login";
   public static logoutEvent: string = "logout";
 
   initNativeView() {