New features

[1a7777f] Upgrade to Symfony 5.4 (@javiereguiluz) [c016ffc] Add a test for command ListUsers (test emails) (@Nek-) [1481481] Add PHPStan to GitHub actions workflow (@burned42)

Bug fixes

[486bf50] Update German translation (@ihmels) [9962551] Update SecurityController (@seb-jean) [964ee34] Bump Doctrine packages (@derrabus) [a43b073] Update PHPStan baseline (@derrabus) [7ed6c4a] Install stty required for tests on ubuntu-latest (@bocharsky-bw) [9c06dd5] Update deps to fix security-http vulnerability (@bocharsky-bw)