update sql

Author: jialuoo

tests/unit/core/compile/sqlglot/expressions/snapshots/test_generic_ops/test_fillna/out.sql

@@ -1,12 +1,12 @@
 WITH `bfcte_0` AS (
   SELECT
-    `int64_col` AS `bfcol_0`,
-    `float64_col` AS `bfcol_1`
+    `float64_col`,
+    `int64_col`
   FROM `bigframes-dev`.`sqlglot_test`.`scalar_types`
 ), `bfcte_1` AS (
   SELECT
     *,
-    COALESCE(`bfcol_0`, `bfcol_1`) AS `bfcol_2`
+    COALESCE(`int64_col`, `float64_col`) AS `bfcol_2`
   FROM `bfcte_0`
 )
 SELECT