CHROMIUM: config: peach_pit: Change EQ setting and disable DRC
CHROMIUM: config: peach_pit: Change EQ setting and disable DRC

Current EQ setting is not matched with speaker.
EQ setting must be changed condsidering the characteristic of speaker.
In case of DRC, it must not be used because DRC is not proved yet.

BUG=chrome-os-partner:20737
TEST=Measure frequency response with instrument playing test file.
make sure frequency response satisfies standard for audio quality.

Change-Id: Iefb2266711de60b906d6f130261d7abb282f5643
Signed-off-by: JaeHyun Lee <8abaf3fa95380c5c6b2281a86548e80d6cc6cff0@samsung.com>
Reviewed-on: https://chromium-review.googlesource.com/169410
Reviewed-by: Dylan Reid <c791bfe44996c1eed9c7149a0c5f12a86d58eb85@chromium.org>

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