[TASK] Update typo3/testing-framework to 1.1.5

Brings a patch to dump class loading information
in functional and acceptance tests.

Change-Id: Ib44918666875100426f624cee2426d460e01d32a
Resolves: #82673
Releases: master, 8.7
Reviewed-on: https://review.typo3.org/54284


Tested-by: TYPO3com <no-reply@typo3.com>
Reviewed-by: Christian Kuhn <lolli@schwarzbu.ch>
Tested-by: Christian Kuhn <lolli@schwarzbu.ch>