waves: O6/R4: update preset file. (20210504)

- O6
  - Improves the loudness of O6 while maintaining tonal balance.
  - Improve loudness and tonal balance of ringtones and notifications
    on speaker-safe.
- R4
  - Significantly increases the perceived loudness of the
    speakers at maximum volume.
  - Improves the tonal balance and is tuned for distortion
    mitigation for 1.8A current limits.
  - Improves the loudness and tonal balance of ringtones and
    notifications on speaker-safe.

Bug: 179089765
Bug: 179089856
Test: playback, mute on/off, bypass, lr swap/mixed

Signed-off-by: Jasmine Cha <chajasmine@google.com>
Change-Id: I6bc5abfcb2d393c51946524861119629f158cbe2
2 files changed