Fix whitespace

src/test/regress/expected/partition_join.out

@@ -1257,7 +1257,7 @@ SELECT t1.a, t1.c, t2.b, t2.c FROM (SELECT * FROM prt1 WHERE a = 1 AND a = 2) t1
 (14 rows)
 
 --
--- multiple levels of partitioning 
+-- multiple levels of partitioning
 --
 CREATE TABLE prt1_l (a int, b int, c varchar) PARTITION BY RANGE(a);
 CREATE TABLE prt1_l_p1 PARTITION OF prt1_l FOR VALUES FROM (0) TO (250);

src/test/regress/sql/partition_join.sql

@@ -230,7 +230,7 @@ EXPLAIN (COSTS OFF)
 SELECT t1.a, t1.c, t2.b, t2.c FROM (SELECT * FROM prt1 WHERE a = 1 AND a = 2) t1 FULL JOIN prt2 t2 ON t1.a = t2.b WHERE t2.a = 0 ORDER BY t1.a, t2.b;
 
 --
--- multiple levels of partitioning 
+-- multiple levels of partitioning
 --
 CREATE TABLE prt1_l (a int, b int, c varchar) PARTITION BY RANGE(a);
 CREATE TABLE prt1_l_p1 PARTITION OF prt1_l FOR VALUES FROM (0) TO (250);