ANDROID: GKI: power: supply: Add POWER_SUPPLY_PROP_CC_UAH

Partially taken from commit d575e152ce0282819b8696e5a9fe0aac4f205b91
("qpnp-qg: get cc_uah from qg psy property")

Signed-off-by: Jack Wu <wjack@google.com>
Bug: 141451339
(cherry picked from commit d575e152ce0282819b8696e5a9fe0aac4f205b91)
Signed-off-by: Mark Salyzyn <salyzyn@google.com>
Bug: 150789066
Change-Id: If3bb3c34cc2065cce0ac42889d1b5118e716a73f