mac80211: minstrel_ht: increase stats update interval

The shorter interval was leading to too many frames being used for probing

Signed-off-by: Felix Fietkau <nbd@nbd.name>
Link: https://lore.kernel.org/r/20210115120242.89616-9-nbd@nbd.name
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

net/mac80211/rc80211_minstrel_ht.c

@@ -1865,7 +1865,7 @@ minstrel_ht_alloc(struct ieee80211_hw *hw)
 		mp->has_mrr = true;
 
 	mp->hw = hw;
-	mp->update_interval = HZ / 20;
+	mp->update_interval = HZ / 10;
 
 	minstrel_ht_init_cck_rates(mp);
 	for (i = 0; i < ARRAY_SIZE(mp->hw->wiphy->bands); i++)