I assume this was originally added to work around some broken doc
generator, but we don't enforce comments for namespaces today, so this
is no longer needed.
Change-Id: Ia2311658516be84b26ae69e09362af560d793a7f
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/126963
Tested-by: Jenkins
Reviewed-by: Miklos Vajna <vmiklos@collabora.com>