fix fmt

Author: lunny

routers/routes/routes.go

@@ -22,10 +22,10 @@ import (
 	"code.gitea.io/gitea/modules/metrics"
 	"code.gitea.io/gitea/modules/options"
 	"code.gitea.io/gitea/modules/public"
+	session_service "code.gitea.io/gitea/modules/session"
 	"code.gitea.io/gitea/modules/setting"
 	"code.gitea.io/gitea/modules/templates"
 	"code.gitea.io/gitea/modules/validation"
-	session_service "code.gitea.io/gitea/modules/session"
 	"code.gitea.io/gitea/routers"
 	"code.gitea.io/gitea/routers/admin"
 	apiv1 "code.gitea.io/gitea/routers/api/v1"