cfg80211: rename fw_handles_regulatory to custom_regulatory

Drivers without firmware can also have custom regulatory maps
which do not map to a specific ISO / IEC alpha2 country code.

Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/iwlwifi/iwl3945-base.c b/drivers/net/wireless/iwlwifi/iwl3945-base.c
index d520bfe..de8c8d7 100644
--- a/drivers/net/wireless/iwlwifi/iwl3945-base.c
+++ b/drivers/net/wireless/iwlwifi/iwl3945-base.c
@@ -7011,7 +7011,7 @@
 		BIT(NL80211_IFTYPE_STATION) |
 		BIT(NL80211_IFTYPE_ADHOC);
 
-	hw->wiphy->fw_handles_regulatory = true;
+	hw->wiphy->custom_regulatory = true;
 
 	/* 4 EDCA QOS priorities */
 	hw->queues = 4;