message: Fix minor certificates typo in Config struct
  Updates the docstring on accept_invalid_certs Config struct member.
diff: @@ -132,7 +132,7 @@ pub struct Config {
  ///
  /// A value of `None` means no timeout
  pub timeout: Option<std::time::Duration>,
  - /// Whether to accept invalid ceritifacts
  + /// Whether to accept invalid certificates
  pub accept_invalid_certs: bool,
  /// Stores information to tell the cluster who you are.
  pub(crate) auth_info: AuthInfo,
  