[POWERPC] MAINTAINERS shouldn't reference linuxppc-embedded

Powerpc patches should be posted to linuxppc-dev@ozlabs.org, so modify
MAINTAINERS to no longer reference linuxppc-embedded@ozlabs.org.

Signed-off-by: Mark A. Greer <mgreer@mvista.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>
1 file changed