[DependencyInjection] [Service container] Remove example with deprecated Swift Mailer#17533

javiereguiluz merged 1 commit intosymfony:5.4symfony/symfony-docs:5.4from

vinceAmstoutz:fix-17433-remove-example-with-swiftmailervinceAmstoutz/symfony-docs:fix-17433-remove-example-with-swiftmailerCopy head branch name to clipboard