icnss: Update ICNSS platform driver

Update ICNSS platform driver. This is a snapshot of the
ICNSS driver and associated files as of msm-4.4 commit:
commit e79dfec9b298
("icnss: Send FW CRASHED uevent only if driver is probed").

CRs-Fixed: 2029010
Change-Id: I4e99b6bd904ce7f4a37756baea2fcdcbb0ccf63d
Signed-off-by: Yuanyuan Liu <yuanliu@codeaurora.org>