qpnp-vibrator: Reduce logging verbosity

Change-Id: Ib0628224ce8467357c252eb98dd92b937c86a70f
Merge "qpnp-vibrator: Reduce logging verbosity" into cm-11.0
Merge pull request #3 from CyanogenMod/cm-11.0

merge cm-11.0 into kk4.4