ASoC: wcd9335: Reset sample rate to default after playback

Reset primary interpolator rate to default value after
44.1KHz native playback is completed. Otherwise it could
result into slimbus overflow when mixing path is used for
playback with different sample rate.

Change-Id: Iff4c63bf65c73cf643d58ad79467c92cf782cd53
Signed-off-by: Phani Kumar Uppalapati <phaniu@codeaurora.org>