Issue #3250349 by alexpott: \Drupal\Core\Datetime\Element\Datelist::processDatelist() does not use trusted callbacks - #date_date_callbacks only partially converted to TrustedCallbackInterface in 9.3.x

(cherry picked from commit bb486268)

Issue #3250335 by alexpott, beatrizrodrigues, paulocs, longwave: #date_date_callbacks is broken in Drupal 9.3

(cherry picked from commit 1a8a51ac)

Issue #3221082 by Wim Leers, lauriii, bnjmnm: Build Drupal's CKEditor 5 plugins as part of core's `yarn build`

(cherry picked from commit 046c1863)

Issue #3207567 by Spokje, quietone, guilhermevp, yogeshmpawar, daffie, alexpott: Fix Drupal.Commenting.FunctionComment.MissingParamComment

(cherry picked from commit 576bd754)

Issue #3248014 by daffie, andypost: [Symfony 6] The Drupal\Tests\media\Kernel\OEmbedIframeControllerTest fails

(cherry picked from commit 507fc5fe)

(cherry picked from commit efe095ee)

Issue #3056409 by rkostov, larowlan, maximpodorov: BlockRepository::contextHandler is created dynamically

(cherry picked from commit 0e61d218)

Issue #3248810 by daffie: [Symfony 6] The Drupal\Tests\jsonapi\Kernel\EventSubscriber\ResourceObjectNormalizerCacherTest fails with Symfony 5

(cherry picked from commit b9fd8ef3)

Issue #3248816 by bsuttis, danflanagan8, quietone: ResponsiveImageFieldUiTest.php should be moved to tests directory

(cherry picked from commit 3795c75c)

Issue #3248013 by daffie, longwave: [Symfony6] The Drupal\Tests\views\Unit\Plugin\argument_default\QueryParameterTest fails for Symfony 5.4

(cherry picked from commit 94b94e7e)

Issue #3248809 by daffie, larowlan: [Symfony 6] The Drupal\Tests\file\Kernel\FileItemValidationTest fails with Symfony 5

(cherry picked from commit f4d355a2)

Issue #3248801 by daffie, rakesh.gectcr, bbrala, longwave: [Symfony 6] The Drupal\Tests\jsonapi\Functional\JsonApiFunctionalTest fails with Symfony 5

(cherry picked from commit 5281af28)

Issue #2707163 by quietone, chishah92, jhodgdon, AndrewHD, xjm, dww, jdelvillar01, alexpott: core/USAGE.TXT -- API section talks only about hooks and functions

(cherry picked from commit c304842b)

Issue #3249240 by alexpott, andypost, Wim Leers: HTMLRestrictionsUtilities:: providedElementsAttributes() causes deprecations on PHP 8.1

(cherry picked from commit 65aaec60)

(cherry picked from commit bcf1456c)

Issue #3249263 by alexpott, andypost, Wim Leers: CKEditor 5 needs validate the filters in the correct order - CKEditor 5 tests fail locally

(cherry picked from commit dc51481d)

Issue #3231781 by longwave, mondrake, Feuerwagen, larowlan, TR, nlisgo, xxAlHixx, DuaelFr, GoZ, benjy, no_angel, Mac_Weber: [D9.3 beta - w/c Nov 8, 2021] Remove remaining uses of t() in tests

(cherry picked from commit a83a7a78)

Issue #3222769 by bbrala, alexpott, longwave, Matroskeen: [November 8, 2021] Replace all list (array destructuring) assignment to the array syntax

(cherry picked from commit 6d39cdee)

Issue #3222251 by bbrala, longwave: [November 8, 2021] Replace all isset constructs with the null coalescing operator

(cherry picked from commit 330473e7)

Issue #3231364 by Wim Leers, lauriii, bnjmnm, webchick, xjm, tim.plunkett, larowlan, Luke.Leber, catch, effulgentsia, longwave, gabesullice, caldenjacobs, Reinmar, anand.toshniwal93, Shoshana Mayden, zrpnr, yash.rode, nod_, rkoller, antojose, johnwebdev: Add CKEditor 5 module to Drupal core

(cherry picked from commit 35972c91)

Issue #3248649 by alexpott: \Drupal\views\Plugin\views\display\PathPluginBase::alterRoutes() can become very slow on a site with lots of entities and JsonAPI

(cherry picked from commit 1e05f804)

Issue #3244621 by mherchel, rikki_iki, catch, cathwaldron, rachel_norfolk, alexpott, Gábor Hojtsy: Olivero: JS error when secondary tabs are present

(cherry picked from commit f8a197f5)

(cherry picked from commit 7f6603b6)

Issue #2975461 by quietone, Matroskeen, Lendude: Convert query string to array for d6 menu_link migration

(cherry picked from commit 55a804ce)

(cherry picked from commit 84ef68cf)

Issue #3231683 by daffie, longwave: [Symfony 6] A number of methods of the class Drupal\Core\TypedData\Validation\ExecutionContext are considered internal and Drupal should not override them

(cherry picked from commit b4a6273e)

Issue #3214921 by daffie, xurizaemon, alexpott, mondrake, andypost, Taran2L, Mixologic, longwave: Add a requirements warning in Drupal 9 when PostgreSQL is used and the pg_trgm extension is not created

(cherry picked from commit 84e8b971)

(cherry picked from commit ea01173e)

(cherry picked from commit 9f6cef72)

Issue #3212891 by vaish, brentgees@gmail.com, srilakshmier, mikelutz, quietone, alexpott: Incorrect type declaration in docblock for class property

(cherry picked from commit 2aee2c17)

Ben Mullins authored 3 years ago and Lee Rowlands committed 3 years ago

Issue #3239509 by hooroomoo, larowlan, bnjmnm, lauriii: Add String.includes polyfill to support IE11 and Opera Mini

(cherry picked from commit 0949c10c)

Issue #3087332 by quietone, huzooka, amateescu, danflanagan8: Deprecate the 'd6_url_alias_language' migration process plugin

(cherry picked from commit 04f25785)

Issue #3163663 by mpp, chrisolof, alexpott, quietone: Too many open files issue with migrating multiple files using "download" process plugin

(cherry picked from commit 76b86646)

(cherry picked from commit 055054d5)