Fix unmute.desc not being in the properties list.
@@ -2641,6 +2641,7 @@ spawnmob.desc=Spawns in mobs at the specified player's location.
checkmute.desc=Checks whether the specified player is muted.
mute.desc=Mutes the specified player.
+unmute.desc=Unmutes the specified player.
delnick.desc=Deletes your current nickname
nick.desc=Sets your nickname/display name
