MAINTAINERS: update e-mail address
MAINTAINERS: update e-mail address

I'll be using my kernel.org address for upstream work from now on so
update my MAINTAINERS entry.

Signed-off-by: Johan Hovold <759412786bc533369b22377bf83fb9056c5b25b2@kernel.org>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs