Use predictable placement IDs in regression test output

src/test/regress/expected/multi_alter_table_add_constraints.out

@@ -4,7 +4,7 @@
 -- Test checks whether constraints of distributed tables can be adjusted using
 -- the ALTER TABLE ... ADD CONSTRAINT ... command.
 ALTER SEQUENCE pg_catalog.pg_dist_shardid_seq RESTART 1450000;
-ALTER SEQUENCE pg_catalog.pg_dist_jobid_seq RESTART 1450000;
+ALTER SEQUENCE pg_catalog.pg_dist_placement_placementid_seq RESTART 1450000;
 -- Check "PRIMARY KEY CONSTRAINT"
 CREATE TABLE products (
     product_no integer,
@@ -443,7 +443,7 @@ BEGIN;
 INSERT INTO products VALUES(1,'product_1', 5);
 -- DDL may error out after an INSERT because it might pick the wrong connection
 ALTER TABLE products ADD CONSTRAINT unn_pno UNIQUE(product_no);
-ERROR:  cannot establish a new connection for placement 2327, since DML has been executed on a connection that is in use
+ERROR:  cannot establish a new connection for placement 1450407, since DML has been executed on a connection that is in use
 ROLLBACK;
 BEGIN;
 -- Add constraints

src/test/regress/expected/multi_insert_select.out

@@ -2,6 +2,7 @@
 -- MULTI_INSERT_SELECT
 --
 ALTER SEQUENCE pg_catalog.pg_dist_shardid_seq RESTART 13300000;
+ALTER SEQUENCE pg_catalog.pg_dist_placement_placementid_seq RESTART 13300000;
 -- create co-located tables
 SET citus.shard_count = 4;
 SET citus.shard_replication_factor = 2;
@@ -1645,7 +1646,7 @@ BEGIN;
 ALTER TABLE reference_table ADD COLUMN z int;
 INSERT INTO raw_events_first (user_id)
 SELECT user_id FROM raw_events_second JOIN reference_table USING (user_id);
-ERROR:  cannot establish a new connection for placement 655, since DDL has been executed on a connection that is in use
+ERROR:  cannot establish a new connection for placement 13300024, since DDL has been executed on a connection that is in use
 ROLLBACK;
 -- Insert after copy is disallowed when the INSERT INTO ... SELECT  chooses
 -- to use a connection for one shard, while the connection already modified
@@ -1653,7 +1654,7 @@ ROLLBACK;
 BEGIN;
 COPY raw_events_second (user_id, value_1) FROM STDIN DELIMITER ',';
 INSERT INTO raw_events_first SELECT * FROM raw_events_second;
-ERROR:  cannot establish a new connection for placement 636, since DML has been executed on a connection that is in use
+ERROR:  cannot establish a new connection for placement 13300005, since DML has been executed on a connection that is in use
 ROLLBACK;
 -- Insert after copy is currently allowed for single-shard operation.
 -- Both insert and copy are rolled back successfully.

src/test/regress/sql/multi_alter_table_add_constraints.sql

@@ -5,7 +5,7 @@
 -- the ALTER TABLE ... ADD CONSTRAINT ... command.
 
 ALTER SEQUENCE pg_catalog.pg_dist_shardid_seq RESTART 1450000;
-ALTER SEQUENCE pg_catalog.pg_dist_jobid_seq RESTART 1450000;
+ALTER SEQUENCE pg_catalog.pg_dist_placement_placementid_seq RESTART 1450000;
 
 -- Check "PRIMARY KEY CONSTRAINT"
 CREATE TABLE products (

src/test/regress/sql/multi_insert_select.sql

@@ -3,6 +3,7 @@
 --
 
 ALTER SEQUENCE pg_catalog.pg_dist_shardid_seq RESTART 13300000;
+ALTER SEQUENCE pg_catalog.pg_dist_placement_placementid_seq RESTART 13300000;
 
 -- create co-located tables
 SET citus.shard_count = 4;