DEVELOPERS: change Ash Charles' email address
Ash is no longer working at Savoir-faire Linux. Update his email
address in the DEVELOPERS file.
Signed-off-by: Vivien Didelot <vivien.didelot@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
(cherry picked from commit e32e92233f0c65df527775197c59302490a4d99f)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>