Revert "powerhint: enable auto_prefer_idle in games"

Revert submission 29817358-p23_auto_prefer_idle

Reason for revert: Power efficiency regression

Reverted changes: /q/submissionid:29817358-p23_auto_prefer_idle

Bug: 372961087
Test: manual testing
Change-Id: I840c146903434e310cf5db09c2530c5816bf4b81
1 file changed