[TASK] Rearrange search field of file list

The arrangement of the input field and button in the search field of
the file list now corresponds to the display in other modules.

Resolves: #100674
Releases: main
Change-Id: I83b93c7423b4fe96966c2b30d807afdec8592100
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/78758


Tested-by: core-ci <typo3@b13.com>
Reviewed-by: Christian Kuhn <lolli@schwarzbu.ch>
Tested-by: Oliver Bartsch <bo@cedev.de>
Reviewed-by: Oliver Bartsch <bo@cedev.de>
Tested-by: Christian Kuhn <lolli@schwarzbu.ch>