config: peach_pit: Change mic volume with headphone connnected
config: peach_pit: Change mic volume with headphone connnected

Change mic and mic boost volume in case that headphone is connected.
According to the result of hangout test,
It's proved that the previous values were so low.
Make them up properly.
BUG=chrome-os-partner:21572
TEST=Measure mic volme with instrument.
Make sure mic volume is proper.
Signed-off-by: JaeHyun Lee <8abaf3fa95380c5c6b2281a86548e80d6cc6cff0@samsung.com>

Change-Id: Ie9cfd3e9e2d6dcf5d94b147f77bd9559e60bea19
Reviewed-on: https://chromium-review.googlesource.com/174700
Reviewed-by: Dylan Reid <c791bfe44996c1eed9c7149a0c5f12a86d58eb85@chromium.org>
Commit-Queue: JaeHyun Lee <8abaf3fa95380c5c6b2281a86548e80d6cc6cff0@samsung.com>
Tested-by: JaeHyun Lee <8abaf3fa95380c5c6b2281a86548e80d6cc6cff0@samsung.com>

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