arm64: zynqmp: Switch to amd.com emails

Update my and DPs email address to match current setup.

Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Michal Simek <michal.simek@amd.com>
Link: https://lore.kernel.org/r/108cbbbab29e13d386d38a779fd582f10844a030.1685443337.git.michal.simek@amd.com