[BUGFIX] Respect selected backend layout of current page

If a page uses a specific page layout, it must be used in the page
module. To be in sync with v12 the change is also merged into v12.

Resolves: #103501
Releases: main, 12.4
Change-Id: I91341249fd3f6142a9830bb594a8fe1d2d6ded7a
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/83624


Tested-by: Oliver Bartsch <bo@cedev.de>
Tested-by: Benni Mack <benni@typo3.org>
Tested-by: core-ci <typo3@b13.com>
Reviewed-by: Benni Mack <benni@typo3.org>
Reviewed-by: Oliver Bartsch <bo@cedev.de>

typo3/sysext/backend/Classes/Utility/BackendUtility.php

@@ -370,6 +370,7 @@ class BackendUtility
                 't3ver_wsid',
                 't3ver_state',
                 't3ver_stage',
+                'backend_layout',
                 'backend_layout_next_level',
                 'hidden',
                 'starttime',
@@ -441,6 +442,7 @@ class BackendUtility
                         't3ver_wsid',
                         't3ver_state',
                         't3ver_stage',
+                        'backend_layout',
                         'backend_layout_next_level',
                         'hidden',
                         'starttime',