meta: add .mailmap entry for arcanis

PR-URL: #40103
Reviewed-By: Michaël Zasso <targos@protonmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Michael Dawson <midawson@redhat.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>

Author: Trott

.mailmap

@@ -250,6 +250,7 @@ Leeseean Chiu <leeseean@qq.com>
 Luke Bayes <lbayes@patternpark.com>
 Lydia Kats <llkats@gmail.com>
 Maciej Małecki <maciej.malecki@notimplemented.org> <me@mmalecki.com>
+Maël Nison <nison.mael@gmail.com> <mael@fb.com>
 MaleDong <maledong_github@outlook.com> <maledong_private@qq.com>
 Malte-Thorben Bruns <skenqbx@gmail.com>
 Malte-Thorben Bruns <skenqbx@gmail.com> <skenqbx@googlemail.com>

AUTHORS

@@ -2691,7 +2691,7 @@ Evan Plaice <evanplaice@gmail.com>
 simon3000 <simon300000@users.noreply.github.com>
 Marcos Casagrande <marcoscvp90@gmail.com>
 Ruwan Geeganage <rpgeeg@gmail.com>
-Maël Nison <mael@fb.com>
+Maël Nison <nison.mael@gmail.com>
 Gerson Niño <meta.author@gersonnino.me>
 freestraws <freestraws1@gmail.com>
 Daniel Beckert <drbeckert@gmail.com>
@@ -2941,7 +2941,6 @@ Marek Łabuz <mareklabuz@Mareks-MacBook-Pro-2.local>
 Reza Fatahi <aug2uag@gmail.com>
 Priyanka Kore <piyukore06@gmail.com>
 Jan-Philip Gehrcke <jp@opstrace.com>
-Maël Nison <nison.mael@gmail.com>
 qualitymanifest <qualitymanifest@gmail.com>
 Rosen Penev <rosenp@gmail.com>
 Jeremy Albright <myrlin1@gmail.com>