[TASK] Remove obsolete doc comment check in reports module

The check for non-stripped doc comments is now done in the install
tool system check and obsolete within extbase.

Change-Id: Id3fc26f382044b417f928838073a5f33509bf218
Resolves: #46299
Related: #46219
Releases: 6.1
Reviewed-on: https://review.typo3.org/18926
Reviewed-by: Christian Kuhn
Tested-by: Christian Kuhn