DEVELOPERS: remove Owen Walpole
His e-mail has been bouncing for quite a while:
<owen@walpole.dev>: connect to mail.walpole.dev[99.91.194.115]:25: Connection
timed out
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
(cherry picked from commit d98e906dfced8fac5f8f733ce3e1d0b34f4a9401)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>