Fix indentation in SQL query

database/upgrades/2022-04-29-backfillqueue-type-order.go

@@ -10,8 +10,8 @@ func init() {
 			UPDATE backfill_queue
 				SET type=CASE
 					WHEN type=1 THEN 200
-				    WHEN type=2 THEN 300
-				    ELSE type
+					WHEN type=2 THEN 300
+					ELSE type
 				END
 				WHERE type=1 OR type=2
 		`)