10 merge requests!12227Issue #3181946 by jonmcl, mglaman,!12079Issue #3523476 by matthiasm11: Add empty check on operator,!12024Fix: DocBlock comment for return value of Drupal\Core\Database\Connection::transactionManager(),!11974Draft: Issue #3495165 by catch, joeyroth, berdir, texas-bronius: Better warning...,!11934Issue #3520997: DefaultLazyPluginCollection unnecessarily instantiates plugins when sorting collection,!11887Issue #3520065: The migrate Row class API is incomplete,!11636Draft: Issue #3515643 by macsim: fieldNameExists method is inconsistent,!11515Issue #3480419 by mondrake, smustgrave, catch: Method...,!11380Issue #3490698 by catch, spokje: Bump MINIMUM_STABILITY back to 'stable' when...,!11281Use Drupal Core Leadership terminology in MAINTAINERS.txt
