message: GainController2::ToString updated
  New params have recently been added, but ToString() was not updated.
  Cr-Commit-Position: refs/heads/master@{#32283}
diff: @@ -112,9 +112,24 @@ std::string GainController2::ToString(
  "adaptive_digital: {"
  "enabled: "
  << (config.adaptive_digital.enabled ? "true" : "false") << ", "
  - "level_estimator: " << adaptive_digital_level_estimator << ", "
  + "level_estimator: {"
  + "type: " << adaptive_digital_level_estimator << ", "
  + "adjacent_speech_frames_threshold: "
  + << config.adaptive_digital
  + .level_estimator_adjacent_speech_frames_threshold << ", "
  + "initial_saturation_margin_db: "
  + << config.adaptive_digital.initial_saturation_margin_db << ", "
  "extra_saturation_margin_db: "
  - << config.adaptive_digital.extra_saturation_margin_db << "}"
  + << config.adaptive_digital.extra_saturation_margin_db << "}, "
  + "gain_applier: {"
  + "adjacent_speech_frames_threshold: "
  + << config.adaptive_digital
  + .gain_applier_adjacent_speech_frames_threshold << ", "
  + "max_gain_change_db_per_second: "
  + << config.adaptive_digital.max_gain_change_db_per_second << ", "
  + "max_output_noise_level_dbfs: "
  + << config.adaptive_digital.max_output_noise_level_dbfs << "}"
  + "}"
  "}";
  // clang-format on
  return ss.Release();
  