meta: update .mailmap to remove duplicate AUTHORS entry for addaleax

PR-URL: #39880
Reviewed-By: Michaël Zasso <targos@protonmail.com>
Reviewed-By: Richard Lau <rlau@redhat.com>
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>

.mailmap

@@ -26,6 +26,7 @@ Andreas Offenhaeuser <offenhaeuser@gmail.com>
 Andrew Hughes <Andrew.Hughes1@ibm.com> <andrew.hughes.101@outlook.com>
 Andy Bettisworth <andy.bettisworth@accreu.com>
 Angel Stoyanov <atstojanov@gmail.com>
+Anna Henningsen <anna@addaleax.net> <anna.henningsen@mongodb.com>
 Anna Henningsen <anna@addaleax.net> <github@addaleax.net>
 Anna Henningsen <anna@addaleax.net> <sqrt@entless.org>
 Anna Magdalena Kedzierska <anna.mag.kedzierska@gmail.com> <AnnaMag@users.noreply.github.com>

AUTHORS

@@ -3169,7 +3169,6 @@ mayank agarwal <mayankagarwal44442@gmail.com>
 woodfairy <d.schmit@m3connect.de>
 Nikola Glavina <glavina.nikola5@gmail.com>
 Rishabh Mehan <darkrishabh@gmail.com>
-Anna Henningsen <anna.henningsen@mongodb.com>
 Andrew Casey <andrew.casey@microsoft.com>
 Anders Kaseorg <andersk@mit.edu>
 Hollow Man <hollowman@hollowman.ml>