mdm9615: Add calibration data for TSENS

MDM9615 has identical configuration for the number
of sensors and slope with MSM8960. Add support to
enable the TSENS for calibrated parts.

Change-Id: Ieb1f118ce916ab5a4f079b18b11541d86c3a5560
Signed-off-by: Siddartha Mohanadoss <smohanad@codeaurora.org>
[davidb: only drivers/thermal]
Signed-off-by: David Brown <davidb@codeaurora.org>