hlte: update bluetooth driver.

  Fixes issues with BT devices causing reboots.
  JIRA CYAN-4725

Change-Id: Ie682d4b77e9618d57b62761da927a19f53768860
hlte: fix updated bluetooth driver

- add missing function definition in msm_serial_hs.h
Yank555.lu CM11-full v1.0h config