Android: Enable CONFIG_IEEE80211N option for hostapd

Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>

hostapd/android.config

@@ -138,7 +138,7 @@ CONFIG_IPV6=y
 #CONFIG_DRIVER_RADIUS_ACL=y
 
 # IEEE 802.11n (High Throughput) support
-#CONFIG_IEEE80211N=y
+CONFIG_IEEE80211N=y
 
 # Remove debugging code that is printing out debug messages to stdout.
 # This can be used to reduce the size of the hostapd considerably if debugging