[TASK] Use variable argument-list ObjectManager and Container

Supported since PHP 5.6. This makes the code easier to read
and allows to properly document using phpdoc.

https://secure.php.net/manual/en/functions.arguments.php#functions.variable-arg-list

Releases: master
Resolves: #84956
Change-Id: I73256207c114ef3c35a64518dd039dac2e33976a
Reviewed-on: https://review.typo3.org/56902


Tested-by: TYPO3com <no-reply@typo3.com>
Reviewed-by: Mathias Brodala <mbrodala@pagemachine.de>
Tested-by: Mathias Brodala <mbrodala@pagemachine.de>
Reviewed-by: Mathias Schreiber <mathias.schreiber@typo3.com>
Tested-by: Mathias Schreiber <mathias.schreiber@typo3.com>
Reviewed-by: Susanne Moog <susanne.moog@typo3.org>
Tested-by: Susanne Moog <susanne.moog@typo3.org>