Migration 204 use Sync2 (#18044)

* format nit

* Sync2

models/asymkey/ssh_key_verify.go

@@ -9,6 +9,7 @@ import (
 
 	"code.gitea.io/gitea/models/db"
 	"code.gitea.io/gitea/modules/log"
+
 	"github.com/42wim/sshsig"
 )
 

models/migrations/v204.go

@@ -11,5 +11,5 @@ func addSSHKeyIsVerified(x *xorm.Engine) error {
 		Verified bool `xorm:"NOT NULL DEFAULT false"`
 	}
 
-	return x.Sync(new(PublicKey))
+	return x.Sync2(new(PublicKey))
 }