NFC: Fix typo in nfc-hci.txt

This patch fix a spelling typo in nfc-hci.txt

Signed-off-by: Masanari Iida <[e-mail]>
Signed-off-by: Samuel Ortiz <[e-mail]>

Documentation/nfc/nfc-hci.txt

···
 PHY Management
 --------------
 
-The physical link (i2c, ...) management is defined by the following struture:
+The physical link (i2c, ...) management is defined by the following structure:
 
 struct nfc_phy_ops {
 	int (*write)(void *dev_id, struct sk_buff *skb);