update one error comment

Author: open-junius

pallets/subtensor/src/errors.rs

@@ -64,7 +64,7 @@ mod errors {
         MaxWeightExceeded,
         /// The hotkey is attempting to become a delegate when the hotkey is already a delegate.
         HotKeyAlreadyDelegate,
-        /// The hotkey is attempting to set weights twice within the duration of net_tempo/2 blocks.
+        /// A transactor exceeded the rate limit for setting weights.
         SettingWeightsTooFast,
         /// A validator is attempting to set weights from a validator with incorrect weight version.
         IncorrectWeightVersionKey,