Remove extra word from comment.

Etsuro Fujita · Etsuro Fujita · commit aab50a7ae494 · 2020-02-20T19:15:01.000+09:00
diff --git a/src/backend/partitioning/partbounds.c b/src/backend/partitioning/partbounds.c
@@ -820,7 +820,7 @@ partition_bounds_copy(PartitionBoundInfo src,
 		int			j;
 
 		/*
-		 * For a corresponding to hash partition, datums array will have two
+		 * For a corresponding hash partition, datums array will have two
 		 * elements - modulus and remainder.
 		 */
 		bool		hash_part = (key->strategy == PARTITION_STRATEGY_HASH);
