NFC: Add modules alias for NFC sockets

Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>

net/nfc/core.c

@@ -924,3 +924,4 @@ MODULE_AUTHOR("Lauro Ramos Venancio <lauro.venancio@openbossa.org>");
 MODULE_DESCRIPTION("NFC Core ver " VERSION);
 MODULE_VERSION(VERSION);
 MODULE_LICENSE("GPL");
+MODULE_ALIAS_NETPROTO(PF_NFC);