Issue #3284420 by longwave, Gábor Hojtsy, Spokje: Remove Composer 1 specific code paths from Drupal 10

Issue #3292850 by tim.plunkett, chrisfromredfin, leslieg, xjm: Add Project Browser intitative to MAINTAINERS.txt

Issue #3264145 by ankithashetty, yogeshmpawar, ravi.shankar, mrinalini9, neclimdul, mondrake, longwave, daffie: Fixing missing use statement in ConfigOverrider test class

Issue #3285667 by andregp, ankithashetty, quietone, longwave: Remove duplicate test from source\d7\NodeTest::providerSource

Issue #3270831 by Wim Leers, bnjmnm, xjm, catch: Make the CKEditor 4 → 5 upgrade path work even when the CKEditor 4 module is removed

Issue #3173031 by Spokje, andypost, mondrake: Clean-up \Drupal\system\Plugin\ImageToolkit\GDToolkit when core require php 8.0

Issue #3292428 by Spokje: Remove inadvertedly committed core/modules/quickedit/tests/src/Functional/CKEditor5/CKEditor5QuickEditLibraryTest.php.orig

Issue #3293051 by Spokje, longwave: \Drupal\Core\Composer\Composer::preAutoloadDump contains duplicate if statement

Issue #3270556 by quietone: Handle NULL for max_filesize_per_file in d6\FieldInstanceSettings::convertSizeUnit

Issue #3070747 by immaculatexavier, herved, alexpott, yoruvo: Profile paths are not updated after moving them to other directories

Issue #3278122 by andregp, mondrake, Spokje, daffie: Since symfony/routing 6.1: The "Symfony\Component\Routing\Matcher\UrlMatcher::handleRouteRequirements()" method will have a new "array $routeParameters" argument in version 7.0, not defining it is deprecated

Issue #3271057 by Wim Leers, xjm, lauriii: Move Media Library CKEditor 4 integrations from Media into CKEditor

Issue #3076684 by Spokje, andypost, longwave, paulocs, Mile23, KapilV, greg.1.anderson: Remove deprecated vendor cleanup scripts

Issue #3284010 by _shY, mherchel, Abhijith S: "Create content" link within Olivero's "Getting started" page doesn't account for base directory

Issue #3291317 by immaculatexavier, mherchel, Janner, longwave: Views Mini Pager's next button labeled "Previous" for screen readers in Olivero

Issue #3153956 by clayfreeman, Spokje, andypost, longwave: Remove code related to "context from configuration" that was deprecated in Drupal 9

Issue #2987089 by askibinski, andypost, alexpott: Remove views.module's direct use of the _serviceId property

Issue #3291283 by nod_, jsutta, longwave, cilefen, alexpott, Gabbia998, ptomulik: Restore missing backbone-min.js.map

Issue #3153852 by clayfreeman, catch: Both component and core versions of ContextAwarePluginBase need updated deprecation documentation

Revert "Issue #3238501 by kostyashupenko, Spokje, mherchel, nod_, longwave, lauriii, bnjmnm: Remove Internet Explorer 11 polyfills"

This reverts commit 145d7286.