flo: Disable retention on core 0

 * Potential fix for stability issues.

Change-Id: I52f2ca7c9a13cb3d0f95bdf09b67f5c9b0d0252b
(cherry picked from commit 123f0c89e61b5b5e7157109313e0d019be46ba49)
flo: Use the correct Power HAL

Change-Id: I64ad22c0b7cfc98b14afb245550d86d66dcda530
(cherry picked from commit 033cc01fad8f2204d64d02b266bc1a9bb8b6bd03)