fix: remove u2f with pin from 2fa check (#1121)

* fix: remove u2f with pin from 2fa check

* show error message on mfa init verify

internal/user/model/user_view.go

@@ -163,19 +163,6 @@ func (u *UserView) MFATypesAllowed(level req_model.MFALevel, policy *iam_model.L
 			}
 		}
 		//PLANNED: add sms
-		fallthrough
-	case req_model.MFALevelMultiFactor:
-		if policy.HasMultiFactors() {
-			for _, mfaType := range policy.MultiFactors {
-				switch mfaType {
-				case iam_model.MultiFactorTypeU2FWithPIN:
-					if u.IsPasswordlessReady() {
-						types = append(types, req_model.MFATypeU2FUserVerification)
-					}
-				}
-			}
-		}
-		//PLANNED: add token
 	}
 	return types, required
 }