mac80211: Set the correct values for hwmp (1) and airtimeLinkMetric (1)

Per sections 8.4.2.100.2 and 8.4.2.100.3 of Std 802.11-2012

Reported-by: Shinichi Hotori <hotorinn@gmail.com>
Signed-off-by: Javier Cardona <javier@cozybit.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

include/linux/ieee80211.h

@@ -1458,7 +1458,7 @@ enum {
  * be specified in a vendor specific information element
  */
 enum {
-	IEEE80211_PATH_PROTOCOL_HWMP = 0,
+	IEEE80211_PATH_PROTOCOL_HWMP = 1,
 	IEEE80211_PATH_PROTOCOL_VENDOR = 255,
 };
 
@@ -1470,7 +1470,7 @@ enum {
  * specified in a vendor specific information element
  */
 enum {
-	IEEE80211_PATH_METRIC_AIRTIME = 0,
+	IEEE80211_PATH_METRIC_AIRTIME = 1,
 	IEEE80211_PATH_METRIC_VENDOR = 255,
 };