power: smb1360: Add DT properties to update battery capacity

Add logic to change the battery capacity and CC_TO_SOC
scaling coefficient. The updated battery capacity takes
affect immediately.

Change-Id: Ic2f4e3256209caaa4b13b8bc56f8c25901b52f57
Signed-off-by: Anirudh Ghayal <aghayal@codeaurora.org>