Bug 13314: [QA Follow-up]: Add another line for Fridolin to .mailmap

Bug 13314: [QA Follow-up]: Add another line for Fridolin to .mailmap

There are still 9 patches of Fridolin under an old email address.
This patch also takes them into account.

Signed-off-by: Marcel de Rooy <m.de.rooy@rijksmuseum.nl>
Signed-off-by: Katrin Fischer <katrin.fischer.83@web.de>
Tested by generating the release notes. I noticed that
the 'company' list often has a domain name instead
of a company name, maybe something for another patch.

Signed-off-by: Tomas Cohen Arazi <tomascohen@gmail.com>