[BUGFIX] Record history shows two back buttons in docheader

The back-button is loaded twice in the record history module.
Also we add back the CSH which was missing too.

Change-Id: Ib509661bdb814f27ebff633d08ef85ada0b8e8ec
Resolves: #49338
Releases: 6.2, 6.1, 6.0
Reviewed-on: https://review.typo3.org/21612
Reviewed-by: Anja Leichsenring
Tested-by: Anja Leichsenring