board/xilinx/zynqmp/MAINTAINERS: change e-mail address for Luca Ceresoli

My Bootlin address is the preferred one now.

Signed-off-by: Luca Ceresoli <luca.ceresoli@bootlin.com>
Signed-off-by: Luca Ceresoli <luca@lucaceresoli.net>
Link: https://lore.kernel.org/r/20221203214939.56608-1-luca@lucaceresoli.net


Signed-off-by: Michal Simek <michal.simek@amd.com>