sensors.qcom: kill the magnetic/orientation data log spam

- lazy approach: nuke __android_log_print by 'BX LR'
9.8.1Q-79 xt926 blob update
sensors.qcom: kill the log spam

- rotation vector and magnetic data debug logs silenced
Merge branch 'cm-10.1' of https://github.com/razrqcom-dev-team/android_vendor_motorola_msm8960-common into HEAD
Merge pull request #3 from pcarenza/jb-mr1

Jb mr1