NFC on Sun SoC only supports v8 but is defaulting to v6 power grid.
Update NFC on Sun SoC to use v8 power grid now for MTP, CDP platforms.
Change-Id: I0c5c93adf1b6c9dfa5fd05b975e4d184995e60e5
Signed-off-by: Unnathi Chalicheemala <quic_uchalich@quicinc.com>