comments added

src/test/regress/expected/multi_extension.out

@@ -7,6 +7,12 @@
 -- not done yet.
 --
 -- Upgrade tests verify the objects are added in citus_finish_pg_upgrade()
+--
+-- Two alternative test outputs:
+-- multi_extension.out for PG16 and before
+-- multi_extension_0.out for PG17
+-- related commit
+-- https://git.postgresql.org/gitweb/?p=postgresql.git;a=commit;h=e5bc9454e527b1cba97553531d8d4992892fdeef
 SET citus.next_shard_id TO 580000;
 CREATE SCHEMA multi_extension;
 SELECT $definition$

src/test/regress/expected/multi_extension_0.out

@@ -7,6 +7,12 @@
 -- not done yet.
 --
 -- Upgrade tests verify the objects are added in citus_finish_pg_upgrade()
+--
+-- Two alternative test outputs:
+-- multi_extension.out for PG16 and before
+-- multi_extension_0.out for PG17
+-- related commit
+-- https://git.postgresql.org/gitweb/?p=postgresql.git;a=commit;h=e5bc9454e527b1cba97553531d8d4992892fdeef
 SET citus.next_shard_id TO 580000;
 CREATE SCHEMA multi_extension;
 SELECT $definition$

src/test/regress/sql/multi_extension.sql

@@ -7,6 +7,12 @@
 -- not done yet.
 --
 -- Upgrade tests verify the objects are added in citus_finish_pg_upgrade()
+--
+-- Two alternative test outputs:
+-- multi_extension.out for PG16 and before
+-- multi_extension_0.out for PG17
+-- related commit
+-- https://git.postgresql.org/gitweb/?p=postgresql.git;a=commit;h=e5bc9454e527b1cba97553531d8d4992892fdeef
 
 SET citus.next_shard_id TO 580000;
 CREATE SCHEMA multi_extension;