[ticket/17135] Introduce Symfony Mailer for emails backend #2940

Job	Run time
PHP 8.1 - postgres:9.5	4m 8s
PHP 8.1 - none	1m 33s
PHP 8.1 - sqlite3	3m 0s
PHP 8.1 - postgres:9.6	3m 57s
PHP 8.1 - MSSQL 2017	3m 18s
PHP 8.1 - mariadb:10.2	10s
PHP 8.1 - postgres:10	4m 8s
PHP 8.1 - mariadb:10.3	9s
PHP 8.1 - MSSQL 2019	3m 15s
Windows - unit - PHP 8.1 - postgres	6m 28s
PHP 8.1 - postgres:11	4m 14s
PHP 8.1 - mariadb:10.4	8s
Windows - unit - PHP 8.2 - postgres	6m 30s
PHP 8.1 - MSSQL 2022	3m 16s
PHP 8.1 - postgres:12	4m 2s
PHP 8.1 - mariadb:10.6	7s
Windows - functional - PHP 8.1 - postgres	6m 29s
PHP 8.1 - postgres:13	4m 4s
PHP 8.1 - mariadb:10.9	1s
Windows - functional - PHP 8.2 - postgres	6m 23s
PHP 8.1 - postgres:14	4m 18s
PHP 8.1 - mariadb:10.10	3m 27s
PHP 8.1 - postgres:15	4m 12s
PHP 8.2 - postgres:9.5	3m 55s
PHP 8.1 - mariadb:10.11	24s
PHP 8.3 - postgres:9.5	3m 58s
PHP 8.1 - MySQL Slow Tests	1s
PHP 8.1 - MyISAM Tests	1s
PHP 8.1 - mysql:5.7	1s
PHP 8.1 - mysql:8.0	1s
PHP 8.1 - mysql:8.1	1s
PHP 8.2 - mysql:8.0	1s
PHP 8.2 - mariadb:10.2	1s
PHP 8.3 - mysql:5.7	1s
PHP 8.3 - mariadb:10.2	1s
	1h 25m 43s

Provide feedback