Fix bad comment

src/actors/providers_states_actor.rs

@@ -62,7 +62,7 @@ impl ProvidersStatesActor {
         let keys = self.states.keys().map(|i| *i).collect::<Vec<_>>();
 
         for ip in keys {
-            // Remove old attempts
+            // Remove old states
             let states = self.states.get_mut(&ip).unwrap();
             states.retain(|i| i.expire < time());