meta: update collaborator email in AUTHORS/.mailmap

Update email for Ujjwal Sharma.

PR-URL: #39521
Reviewed-By: Zeyu Yang <himself65@outlook.com>
Reviewed-By: Ujjwal Sharma <ryzokuken@disroot.org>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>

.mailmap

@@ -421,7 +421,7 @@ Travis Meisenheimer <travis@indexoutofbounds.com> <tmeisenh@gmail.com>
 Trevor Burnham <trevor@databraid.com> <trevorburnham@gmail.com>
 Trivikram Kamat <trivikr.dev@gmail.com> <16024985+trivikr@users.noreply.github.com>
 Tyler Larson <talltyler@gmail.com>
-Ujjwal Sharma <usharma1998@gmail.com> <ryzokuken@disroot.org>
+Ujjwal Sharma <ryzokuken@disroot.org> <usharma1998@gmail.com>
 Viktor Karpov <viktor.s.karpov@gmail.com>
 Vincent Voyer <v@fasterize.com>
 Vladimir de Turckheim <vlad2t@hotmail.com>

AUTHORS

@@ -2116,7 +2116,7 @@ dustinnewman98 <dustinnewman98@gmail.com>
 Oluwaseun Omoyajowo <omoyajowo2015@gmail.com>
 Wilson Lin <wla80@sfu.ca>
 Eric Bickle <wolf.code@outlook.com>
-Ujjwal Sharma <usharma1998@gmail.com>
+Ujjwal Sharma <ryzokuken@disroot.org>
 Wei-Wei Wu <wuxx1045@umn.edu>
 Prateek Singh <prateeksingh1@hotmail.com>
 Ken Lin <ken23421@gmail.com>