Update packages/amplify_core/lib/src/types/auth/sign_in/auth_sign_in_step.dart

Co-authored-by: Elijah Quartey <Equartey@users.noreply.github.com>

Author: khatruong2009

packages/amplify_core/lib/src/types/auth/sign_in/auth_sign_in_step.dart

@@ -10,7 +10,7 @@ enum AuthSignInStep {
   /// an MFA method.
   continueSignInWithMfaSelection,
 
-  /// The sign-in is not complete and the user must set up and select an MFA method. 
+  /// The sign-in is not complete and the user must select an MFA method to setup. 
   continueSignInWithMfaSetupSelection,
 
   /// The sign-in is not complete and a TOTP authenticator app must be