nfp: update maintainer and mailing list addresses

Some of Netronome's activities and people have moved over to Corigine,
including NFP driver maintenance and myself.

Signed-off-by: Simon Horman <simon.horman@corigine.com>
Signed-off-by: Louis Peens <louis.peens@corigine.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

MAINTAINERS

@@ -12687,9 +12687,9 @@ F:	drivers/rtc/rtc-ntxec.c
 F:	include/linux/mfd/ntxec.h
 
 NETRONOME ETHERNET DRIVERS
-M:	Simon Horman <simon.horman@netronome.com>
+M:	Simon Horman <simon.horman@corigine.com>
 R:	Jakub Kicinski <kuba@kernel.org>
-L:	oss-drivers@netronome.com
+L:	oss-drivers@corigine.com
 S:	Maintained
 F:	drivers/net/ethernet/netronome/