chore: replace space with tab

Signed-off-by: Bo-Yi.Wu <[email protected]>

Author: appleboy

models/migrations/migrations.go

@@ -473,8 +473,8 @@ var migrations = []Migration{
 	NewMigration("Add missed column owner_id for project table", v1_20.AddNewColumnForProject),
 	// v247 -> v248
 	NewMigration("Fix incorrect project type", v1_20.FixIncorrectProjectType),
- 	// v248 -> v249
-  NewMigration("Add action schedule table", v1_20.AddActionScheduleTable),
+	// v248 -> v249
+	NewMigration("Add action schedule table", v1_20.AddActionScheduleTable),
 }
 
 // GetCurrentDBVersion returns the current db version