MAINTAINERS: update my email address for the clock framework

Also update mailmap

Signed-off-by: Damien Hedde <damien.hedde@dahe.fr>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Luc Michel <luc@lmichel.fr>
Message-Id: <20230213105227.2357-1-damien.hedde@dahe.fr>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>

.mailmap

@@ -56,6 +56,7 @@ Aleksandar Rikalo <aleksandar.rikalo@syrmia.com> <aleksandar.rikalo@rt-rk.com>
 Alexander Graf <agraf@csgraf.de> <agraf@suse.de>
 Anthony Liguori <anthony@codemonkey.ws> Anthony Liguori <aliguori@us.ibm.com>
 Christian Borntraeger <borntraeger@linux.ibm.com> <borntraeger@de.ibm.com>
+Damien Hedde <damien.hedde@dahe.fr> <damien.hedde@greensocs.com>
 Filip Bozuta <filip.bozuta@syrmia.com> <filip.bozuta@rt-rk.com.com>
 Frederic Konrad <konrad.frederic@yahoo.fr> <fred.konrad@greensocs.com>
 Frederic Konrad <konrad.frederic@yahoo.fr> <konrad@adacore.com>