Updating maintainer info to Sony Mobile Communications.
Updating maintainer info to Sony Mobile Communications.

Sony Ericsson is now fully owned by Sony, changing name to
Sony Mobile Communications and that means new email addresses.

Change-Id: If096f5618f5d564894a9b7ac1bbe6af53e51bfaa

rinrinne/gerrit-events,svanoort/gerrit-events,sonyxperiadev/gerrit-events,scoheb/gerrit-events,dpursehouse/gerrit-events