sens: mark parameter as unused
sens: mark parameter as unused

Mark parameter of run_sensors_thread as unused, to silence compile
warnings.

Change-Id: I3b19445381c52f5e5bfef09ef3249f31e6a3f22d
Signed-off-by: Octavian Purdila <77c06d0261d8d3a9171f87dd4ca9bbbd1924db77@intel.com>

01org/android-iio-sensors-hal,01org/android-iio-sensors-hal