Swap EndHint & DoHint order in AdaptiveCpu.

Using End->Do means there's a gap where frequencies aren't throttled:
https://screenshot.googleplex.com/6kgZmftAocs72zo

I imagine the effect of this is pretty small, but for safety let's
switch the order.

Test: atest libadaptivecpu_test
Bug: 188770301
Change-Id: I07e2de741699d845e6ef54fcb26951106d5dd817
1 file changed