power: qpnp-fg-gen4: add support for SOH based profile loading

Add support for SOH based profile loading so that battery profile
can be loaded based on the battery health.

Change-Id: I4a14640bdede2a1ccc9c82523c03ab11a743cf31
Signed-off-by: Subbaraman Narayanamurthy <subbaram@codeaurora.org>