media: MAINTAINERS: FDP1: Update e-mail address.

This entry was created with my personal e-mail address. Update with
the correct work related account.

Signed-off-by: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>