mt76: mt7921: enable random mac addr during scanning

Notify mac80211 mt7921 devices support random mac address during hw
frequency scanning
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>

drivers/net/wireless/mediatek/mt76/mt7921/init.c

@@ -95,6 +95,7 @@ mt7921_init_wiphy(struct ieee80211_hw *hw)
 	wiphy->flags |= WIPHY_FLAG_HAS_CHANNEL_SWITCH;
 	wiphy->reg_notifier = mt7921_regd_notifier;
 
+	wiphy->features |= NL80211_FEATURE_SCAN_RANDOM_MAC_ADDR;
 	wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_SET_SCAN_DWELL);
 
 	ieee80211_hw_set(hw, SINGLE_SCAN_ON_ALL_BANDS);