[TASK] Remove go-up button in filelist

There is no go-up funtionality currently. The current icon links to the
current page. Therefore it should be removed

Change-Id: I177ad4d136bfb008861a1f890d246d790ce23c23
Resolves: #53226
Releases: 6.2
Reviewed-on: https://review.typo3.org/25086
Reviewed-by: Wouter Wolters
Tested-by: Wouter Wolters
Reviewed-by: Georg Ringer
Tested-by: Georg Ringer