New features

[6fab15f] Added Arabic translation (@khaledalam) [18b49ac] Added Slovak translation (@snickom)

Bug fixes

[ef5abdd] Fixed compatibility with Composer 2 (@nicolas-grekas) [b8ea7e3] Renamed namespace App\Events to App\Event to be in sync with the Symfony Docs (@rosier) [1c1ff08] Fixed search query (@jkufner) [f6b7c2e] Fixed pagination with tag filter (@jkufner) [3778016] Fixed "Doctrine\Common" deprecated classes (@bocharsky-bw) [dc4a5ae] Fixed accessibility of a template (@Chi-teck) [1d809c2] Specify the default user provider in the security firewall (@drupol) [bcdd588] Simplified the PHP-CS-Fixer configuration (@michaelKaefer) [e1dffb2] Removed some redundant u() from PostRepository::extractSearchTerms() (@jkufner) [efabb34] Updated some missing translations (@eltomato89) [4cf0160] Updated Spanish translation (@DIOHz0r)