message: minor: Fix exception documentation for read_concern::acknowledge_level
diff: @@ -105,7 +105,7 @@ class MONGOCXX_API read_concern {
  /// Either k_local, k_majority, k_linearizable, or k_server_default.
  ///
  /// @throws
  - /// std::invalid_argument if rc_level is not k_local, k_majority, k_linearizable, or
  + /// mongocxx::exception if rc_level is not k_local, k_majority, k_linearizable, or
  /// k_server_default.
  ///
  void acknowledge_level(level rc_level);
  