DEVELOPERS: update maintainer of Andes platform

I will lose access to my email next week, so hand
it over to Leo Yu-Chi Liang.

Signed-off-by: Yu Chien Peter Lin <peterlin@andestech.com>
Reviewed-by: Leo Yu-Chi Liang <ycliang@andestech.com>
Signed-off-by: Julien Olivain <ju.o@free.fr>
(cherry picked from commit a359514630165fe03c7bd159af10b7d20d08334a)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

DEVELOPERS

@@ -2371,7 +2371,7 @@ F:	package/dbus-broker/
 F:	package/systemd/
 F:	package/tcf-agent/
 
-N:	Yu Chien Peter Lin <peterlin@andestech.com>
+N:	Leo Yu-Chi Liang <ycliang@andestech.com>
 F:	board/andes
 F:	configs/andes_ae350_45_defconfig