message: Update client/lib/validation.rs
diff: @@ -18,7 +18,7 @@ const GET_ITEM_RESULT_BALANCE_VALUE: &str = "balance_value";
  const GET_ITEM_RESULT_STORED_VALUE: &str = "stored_value";
  const GET_ITEM_RESULT_MERKLE_PROOF: &str = "merkle_proof";
  -/// Error that can be returned by when validating a block returned from a JSON-RPC method.
  +/// Error that can be returned when validating a block returned from a JSON-RPC method.
  #[derive(Error, Debug)]
  pub enum ValidateResponseError {
  /// Failed to marshall value.
  