Fixes test outputs

src/test/regress/expected/create_role_propagation.out

@@ -265,6 +265,7 @@ SELECT result FROM run_command_on_all_nodes(
   SELECT json_agg(q.* ORDER BY member) FROM (
     SELECT member::regrole::text, roleid::regrole::text AS role, grantor::regrole::text, admin_option
     FROM pg_auth_members WHERE roleid::regrole::text = 'dist_role_3'
+    order by member::regrole::text
   ) q;
   $$
 );
@@ -304,6 +305,7 @@ SELECT result FROM run_command_on_all_nodes(
   SELECT json_agg(q.* ORDER BY member) FROM (
     SELECT member::regrole::text, roleid::regrole::text AS role, grantor::regrole::text, admin_option
     FROM pg_auth_members WHERE roleid::regrole::text = 'dist_role_3'
+    order by member::regrole::text
   ) q;
   $$
 );

src/test/regress/sql/create_role_propagation.sql

@@ -139,11 +139,11 @@ SELECT result FROM run_command_on_all_nodes(
   SELECT json_agg(q.* ORDER BY member) FROM (
     SELECT member::regrole::text, roleid::regrole::text AS role, grantor::regrole::text, admin_option
     FROM pg_auth_members WHERE roleid::regrole::text = 'dist_role_3'
+    order by member::regrole::text
   ) q;
   $$
 );
 
-
 SELECT roleid::regrole::text AS role, member::regrole::text, (grantor::regrole::text IN ('postgres', 'non_dist_role_1', 'dist_role_1','test_admin_role')) AS grantor, admin_option FROM pg_auth_members WHERE roleid::regrole::text LIKE '%dist\_%' ORDER BY 1, 2;
 SELECT objid::regrole FROM pg_catalog.pg_dist_object WHERE classid='pg_authid'::regclass::oid AND objid::regrole::text LIKE '%dist\_%' ORDER BY 1;
 
@@ -154,6 +154,7 @@ SELECT result FROM run_command_on_all_nodes(
   SELECT json_agg(q.* ORDER BY member) FROM (
     SELECT member::regrole::text, roleid::regrole::text AS role, grantor::regrole::text, admin_option
     FROM pg_auth_members WHERE roleid::regrole::text = 'dist_role_3'
+    order by member::regrole::text
   ) q;
   $$
 );