Update .mailmap file [skip ci]

Author: beutlich

.mailmap

@@ -1,6 +1,6 @@
 Adrian Pop <adrian.pop@liu.se>
 Adrian Pop <adrian.pop@liu.se> <adrpo@7ce873d0-865f-4ce7-a662-4bb36ea78beb>
-Amedeo <amato.amedeo@gmail.com>
+Amedeo Amato <amato.amedeo@gmail.com>
 Andreas Heckmann <andreas.heckmann@7ce873d0-865f-4ce7-a662-4bb36ea78beb>
 Andreas Heuermann <38031952+AnHeuermann@users.noreply.github.com>
 André Schneider <Andre@7ce873d0-865f-4ce7-a662-4bb36ea78beb>
@@ -39,6 +39,7 @@ Dirk Zimmer <dirk.zimmer@dlr.de>
 Dirk Zimmer <dirk.zimmer@dlr.de> <dr.dirk.zimmer@gmail.com>
 Elena Shmoylova <eshmoylova@users.noreply.github.com>
 Esther Devakirubai <esther.devakirubai@modelon.com>
+Federico Zenith <federico.zenith@sintef.no>
 Francesco Casella <francesco.casella@polimi.it>
 Francesco Casella <francesco.casella@polimi.it> <Francesco@7ce873d0-865f-4ce7-a662-4bb36ea78beb>
 Francesco Casella <francesco.casella@polimi.it> <fcasella@7ce873d0-865f-4ce7-a662-4bb36ea78beb>
@@ -101,6 +102,7 @@ Michael Sielemann <msielemann@7ce873d0-865f-4ce7-a662-4bb36ea78beb>
 Michael Wetter <mwetter@lbl.gov>
 Michael Wetter <mwetter@lbl.gov> <mwetter@7ce873d0-865f-4ce7-a662-4bb36ea78beb>
 Mike Tiller <mtiller@7ce873d0-865f-4ce7-a662-4bb36ea78beb>
+Nithish Selvan <nithish.selvan@modelon.com>
 ModelicaBook <ModelicaBook@7ce873d0-865f-4ce7-a662-4bb36ea78beb>
 Otto Tronarp <otto@tronarp.se>
 Per Östlund <per.ostlund@liu.se>
@@ -124,4 +126,3 @@ Thomas Beutlich <modelica@tbeu.de> <beutlich@users.noreply.github.com>
 Thomas Beutlich <modelica@tbeu.de> <thomas.beutlich@esi-group.com>
 Thomas Bödrich <ThomasBoedrich@7ce873d0-865f-4ce7-a662-4bb36ea78beb>
 Volker Waurich <12234403+vwaurich@users.noreply.github.com>
-carlj-w <41286817+carlj-w@users.noreply.github.com>