[BUGFIX] Add namespace argument for inline settings array

Make it possible to set a namespace for inline settings array

Resolves: #62950
Releaese: master, 6.2
Change-Id: I7170ca42ebc49ef56e4dead1274e541c603e0cbf
Reviewed-on: http://review.typo3.org/34163
Reviewed-by: Stefan Froemken <froemken@gmail.com>
Tested-by: Stefan Froemken <froemken@gmail.com>
Reviewed-by: Christian Kuhn <lolli@schwarzbu.ch>
Tested-by: Christian Kuhn <lolli@schwarzbu.ch>