MAINTAINERS: Update sfc maintainers

Steve Hodgson has moved on from Solarflare.
Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>

MAINTAINERS

@@ -5910,7 +5910,6 @@ F:	drivers/net/ethernet/emulex/benet/
 
 SFC NETWORK DRIVER
 M:	Solarflare linux maintainers <linux-net-drivers@solarflare.com>
-M:	Steve Hodgson <shodgson@solarflare.com>
 M:	Ben Hutchings <bhutchings@solarflare.com>
 L:	netdev@vger.kernel.org
 S:	Supported