bug #38136 [Messenger] Run postgres setup trigger in transaction (akondas)

This PR was merged into the 5.1 branch.

Discussion
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[Messenger] Run postgres setup trigger in transaction

| Q             | A
| ------------- | ---
| Branch?       | 5.1 <!-- see below -->
| Bug fix?      | yes
| New feature?  | no <!-- please update src/**/CHANGELOG.md files -->
| Deprecations? | no <!-- please update UPGRADE-*.md and src/**/CHANGELOG.md files -->
| Tickets       | Fix #37179 <!-- prefix each issue number with "Fix #", no need to create an issue if none exist, explain below instead -->
| License       | MIT
| Doc PR        | n/a <!-- required for new features -->

This PR fix `messenger:setup-transports` command when using with ` doctrine/doctrine-bundle` version >= 2.1

Commits
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7ed93b4dc0 Run postgres setup trigger in transaction

src/Symfony/Component/Messenger/Bridge/Doctrine/Transport/PostgreSqlConnection.php

@@ -109,6 +109,7 @@ final class PostgreSqlConnection extends Connection
     private function getTriggerSql(): array
     {
         return [
+            'BEGIN;',
             sprintf('LOCK TABLE %s;', $this->configuration['table_name']),
             // create trigger function
             sprintf(<<<'SQL'
@@ -123,6 +124,7 @@ SQL
             // register trigger
             sprintf('DROP TRIGGER IF EXISTS notify_trigger ON %s;', $this->configuration['table_name']),
             sprintf('CREATE TRIGGER notify_trigger AFTER INSERT ON %1$s FOR EACH ROW EXECUTE PROCEDURE notify_%1$s();', $this->configuration['table_name']),
+            'COMMIT;',
         ];
     }