Revert "debug: modify a few more tests make sure that fleky-test-detection job is still active for non-upgrade tests"

This reverts commit fa07b428e0.

src/test/regress/expected/multi_extension.out

@@ -7,12 +7,6 @@
 -- not done yet.
 --
 -- Upgrade tests verify the objects are added in citus_finish_pg_upgrade()
-SELECT 1;
- ?column?
----------------------------------------------------------------------
-        1
-(1 row)
-
 SET citus.next_shard_id TO 580000;
 CREATE SCHEMA multi_extension;
 SELECT $definition$

src/test/regress/expected/multi_test_helpers.out

@@ -1,10 +1,4 @@
 -- File to create functions and helpers needed for subsequent tests
-SELECT 1;
- ?column?
----------------------------------------------------------------------
-        1
-(1 row)
-
 -- create a helper function to create objects on each node
 CREATE OR REPLACE FUNCTION run_command_on_master_and_workers(p_sql text)
 RETURNS void LANGUAGE plpgsql AS $$
@@ -631,4 +625,4 @@ BEGIN
     ) q2
     JOIN pg_dist_node USING (nodeid);
 END;
-$func$ LANGUAGE plpgsql;
+$func$ LANGUAGE plpgsql;

src/test/regress/expected/upgrade_columnar_after.out

@@ -1,9 +1,3 @@
-SELECT 1;
- ?column? 
-----------
-        1
-(1 row)
-
 SET search_path TO upgrade_columnar, public;
 -- test we retained data
 SELECT * FROM test_retains_data ORDER BY a;

src/test/regress/sql/multi_extension.sql

@@ -8,8 +8,6 @@
 --
 -- Upgrade tests verify the objects are added in citus_finish_pg_upgrade()
 
-SELECT 1;
-
 SET citus.next_shard_id TO 580000;
 CREATE SCHEMA multi_extension;
 

src/test/regress/sql/multi_test_helpers.sql

@@ -1,7 +1,5 @@
 -- File to create functions and helpers needed for subsequent tests
 
-SELECT 1;
-
 -- create a helper function to create objects on each node
 CREATE OR REPLACE FUNCTION run_command_on_master_and_workers(p_sql text)
 RETURNS void LANGUAGE plpgsql AS $$

src/test/regress/sql/upgrade_columnar_after.sql

@@ -1,5 +1,3 @@
-SELECT 1;
-
 SET search_path TO upgrade_columnar, public;
 
 -- test we retained data