soc: qcom: hab: fix the incompatible pointer initialization warning

Such warning of "initialization from incompatible pointer type"
is found in the build time, and it's good to fix it.

Change-Id: Iaf820ae7ec4a7851185febbdebaaab3706fb2402
Signed-off-by: Yong Ding <yongding@codeaurora.org>