[TASK] Add pageId to getBackendLayout() method

The new BackendLayout providers should be able to get the page id.
Otherwise it might be hard for some cases to return the correct layout.
E.g if working with TsConfig, a page id is needed to get the correct
tsconfig

Change-Id: If455f951b735c3af406cd9c96f057dad1eebb2bc
Resolves: #53244
Releases: 6.2
Reviewed-on: https://review.typo3.org/25085
Reviewed-by: Wouter Wolters
Reviewed-by: Jo Hasenau
Reviewed-by: Philipp Gampe
Tested-by: Philipp Gampe
Reviewed-by: Georg Ringer
Tested-by: Georg Ringer