feat: refactor code

lib/feature/auth/presentation/bloc/auth_event.dart

@@ -0,0 +1,19 @@
+abstract class AuthEvent {}
+
+class LoginOtpEvent extends AuthEvent {
+  final String mobile;
+  LoginOtpEvent(this.mobile);
+}
+
+class CheckOtpEvent extends AuthEvent {
+  final String token;
+  CheckOtpEvent(this.token);
+}
+
+class UpdateProfileEvent extends AuthEvent {
+  final String firstName;
+  final String avatar;
+  UpdateProfileEvent(this.firstName, this.avatar);
+}
+
+class LogoutEvent extends AuthEvent {}