Issue #3394123: Add Symfony Messenger support for async messsages (emails as queues)

added 1 commit

• b5e46c69 - messenger integration with WIP messenger code

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• deda05ff - update with public dependencies

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added 4 commits

• deda05ff...8323ac13 - 2 commits from branch project:1.x
• f3a85c2d - Merge branch '1.x' into 3394123-symfony-mailer-messenger
• f23c7d1a - add core patches for SM

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