bolt: correct headphone jack name in volume curve.
bolt: correct headphone jack name in volume curve.

The Headphone jack is "Front Headphone Jack" on bolt.  Make sure the
volume curve is applied correctly.

Change-Id: Ic703157b782a791ad4aa968c5c56564d0f0eed23
Signed-off-by: Dylan Reid <c791bfe44996c1eed9c7149a0c5f12a86d58eb85@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/170741
Reviewed-by: Chih-Chung Chang <ebe32a3bdce230d12f75781016b6b880113fb486@chromium.org>

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