MAINTAINERS: drop Michael from bfin_mac driver

We want people to just use the list now rather than hitting up people
who are no longer responsible for it.
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Acked-by: Michael Hennerich <michael.hennerich@analog.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

MAINTAINERS

@@ -1422,7 +1422,6 @@ S:	Supported
 F:	arch/blackfin/
 
 BLACKFIN EMAC DRIVER
-M:	Michael Hennerich <michael.hennerich@analog.com>
 L:	uclinux-dist-devel@blackfin.uclinux.org
 W:	http://blackfin.uclinux.org
 S:	Supported