audio/msm7x30: fix for SEMC devices with stereo hw speaker

Signed-off-by: Michael Bestas <mikeioannina@gmail.com>

Change-Id: I2a326b13101bfe589eebe46012559633d8b361df
legacy/msm7x30: Various routing fixes ported from msm8660

Change-Id: I1ef642bb565b8d4dd729800f976770da84ae6b79
audio/msm7x30: Remove unsupported QCOM_CSDCLIENT