[BUGFIX] Restore operability for USER displayConds

Parsing of the displayCond value was referencing the
incorrect array, causing the parsed displayCond to no
longer be correct. Referencing the correct array solves
the problem by generating the correct "named
condition array" based on the input.

Change-Id: Ia0cae240387ec8f24ea66b593b6824f9bb6b6dc5
Resolves: #79822
Releases: master
Reviewed-on: https://review.typo3.org/51837


Tested-by: TYPO3com <no-reply@typo3.com>
Reviewed-by: Wouter Wolters <typo3@wouterwolters.nl>
Reviewed-by: Morton Jonuschat <m.jonuschat@mojocode.de>
Tested-by: Morton Jonuschat <m.jonuschat@mojocode.de>
Reviewed-by: Christian Kuhn <lolli@schwarzbu.ch>
Tested-by: Christian Kuhn <lolli@schwarzbu.ch>