power: qpnp-fg-gen4: Update actual capacity when the profile is loaded

Whenever the battery profile is loaded, actual or aged battery
capacity should be updated with the nominal capacity. This is
because it is outside the profile region and might contain OTP
values.

Change-Id: I11cc63d698289691df5ce2ab9ada1d32e48fe97c
Signed-off-by: Subbaraman Narayanamurthy <subbaram@codeaurora.org>