[TASK] Unit test to cover stdWrap_rawUrlEncode

Resolves: #76294
Releases: master
Change-Id: Ifca415dd965473cde9cec29ca21a476491540845
Reviewed-on: https://review.typo3.org/48284


Reviewed-by: Frank Naegler <frank.naegler@typo3.org>
Tested-by: Frank Naegler <frank.naegler@typo3.org>
Reviewed-by: Morton Jonuschat <m.jonuschat@mojocode.de>
Tested-by: Morton Jonuschat <m.jonuschat@mojocode.de>