soc: qcom: add secure processor subsystem (spss) utils driver

The spss-util driver provides utilities required for the Secure
Processor Subsystem (SPSS). It provides the fuse state for key selection
and the SPSS HW version.

Add snapshot for spss-util driver from msm-4.14 commit f8cfc56a3839
("soc: qcom: add secure processor subsystem (spss) utils driver").

Change-Id: Ie10809884abeaa4f31a6da1368cc7d986c9297e9
Signed-off-by: Reut Zysman <rzysman@codeaurora.org>
Signed-off-by: Konstantin Dorfman <kdorfman@codeaurora.org>
Signed-off-by: Amir Samuelov <amirs@codeaurora.org>