Merge tag 'extcon-fixes-for-4.9-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/chanwoo/extcon into char-misc-linus

Chanwoo writes:

Update extcon for v4.9-rc3

This patch fixes the following issue:
- Use the extcon_set_state_sync() to notify the changed state
intead of extcon_set_state() in the Qualcomm USB extcon driver.