v6.3.0-RC1

Changelog (v6.3.0-BETA3...v6.3.0-RC1)

• bug symfony/symfony#49817 [Scheduler] Improve triggers performance when possible (@fabpot)
• bug symfony/symfony#50376 [WebProfilerBundle] Fix cursor on link that has no href (@PhilETaylor)
• bug symfony/symfony#50349 [Notifier] Document Notifier options in README files (@alamirault)
• bug symfony/symfony#50312 [Security] Skip clearing CSRF Token on stateless logout (@chalasr)
• bug symfony/symfony#50315 [Translation] Fix handling of null messages in ArrayLoader (@rob006)
• bug symfony/symfony#50338 [Console] Remove exec and replace it by shell_exec (@maxbeckers)
• bug symfony/symfony#50347 [DebugBundle][VarDumper] Fix dump labels compatibility (@fancyweb)
• feature symfony/symfony#50363 [AssetMapper] Adding "path" option to importmap:require (@weaverryan)
• feature symfony/symfony#48852 [Validator] Allow to use translation_domain false for validators and to use custom translation domain by constraints (@VincentLanglet)
• feature symfony/symfony#49293 [DoctrineBridge] Allow to ignore specific nullable fields in UniqueEntity (@VincentLanglet)
• bug symfony/symfony#50193 [Serializer] Fix SerializedPath not working with constructor arguments (@HypeMC)
• bug symfony/symfony#50280 [PropertyAccess] Fix nullsafe operator on array index (@HypeMC)
• bug symfony/symfony#50309 [HttpFoundation] UrlHelper is now aware of RequestContext changes (@giosh94mhz)
• bug symfony/symfony#50309 [HttpFoundation] UrlHelper is now aware of RequestContext changes (@giosh94mhz)
• bug symfony/symfony#50352 [Notifier][TurboSMS] Fix get sender name (@ZhukV)
• bug symfony/symfony#49063 [Messenger] Respect isRetryable decision of the retry strategy for re-delivery (@FlyingDR)