MAINTAINERS: Add NFC specific mailing list

[email protected] is where all the Linux NFC related discussions take
place, and one can also send kernel patches there.

Signed-off-by: Samuel Ortiz <[email protected]>
diff --git a/MAINTAINERS b/MAINTAINERS
index 94b823f..006ebb3 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -4793,6 +4793,7 @@
 M:	Aloisio Almeida Jr <[email protected]>
 M:	Samuel Ortiz <[email protected]>
 L:	[email protected]
+L:	[email protected] (moderated for non-subscribers)
 S:	Maintained
 F:	net/nfc/
 F:	include/linux/nfc.h