MAINTAINERS: Update Akihiko Odaki's email address

MAINTAINERS: Update Akihiko Odaki's email address

I am now employed by Daynix. Although my role as a reviewer of
macOS-related change is not very relevant to the employment, I decided
to use the company email address to avoid confusions from different
addresses.

Signed-off-by: Akihiko Odaki <akihiko.odaki@daynix.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-id: 20230506072333.32510-1-akihiko.odaki@daynix.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>