.mailmap: additional edit

Follow-up to 861e2a8aca so that Evgeny appears with the same in git logs even when using old email.
2022-07-01 09:56:07 +02:00 · 2022-07-01 09:56:07 +02:00 · a8e02881ec
--- a/.mailmap
+++ b/.mailmap
@ -49,6 +49,7 @@ Daniel Jelinski <daniel.jelinski@thomsonreuters.com> <30433125+djelinski@users.n
 Amit Katyal <amkatyal@cisco.com>
 Giorgos Oikonomou <giorgos.n.oikonomou@gmail.com>
 Evgeny Grin (Karlson2k) <k2k@narod.ru> <k2k@yandex.ru>
+Evgeny Grin (Karlson2k) <k2k@narod.ru>
 Peter Pih <railsnewbie257@gmail.com>
 Anton Malov <malov.anton@gmail.com>
 Marquis de Muesli <marquis.de.muesli@gmail.com>