wifi: mac80211: fix EHT typo

This is clearly EHT, not ETH, fix the typo.

Link: https://patch.msgid.link/20251105153958.12a04517f7ec.Idcf800817fa30605b1002c3d2287cad016e7aea7@changeid
Signed-off-by: Johannes Berg <[e-mail]>

include/net/mac80211.h

···
 }
 
 /**
- * ieee80211_get_eht_iftype_cap_vif - return ETH capabilities for sband/vif
+ * ieee80211_get_eht_iftype_cap_vif - return EHT capabilities for sband/vif
  * @sband: the sband to search for the iftype on
  * @vif: the vif to get the iftype from
  *