Refine LatencyTracker hook point for notification shade swipe

The hook point of LatencyTracker for ACTION_EXPAND_PANEL seems incorrect
that we got the value way off in Pitot, refine the hook point.

Bug: 169646405
Test: print logs, breakpoints
Change-Id: I76cbcfa78386f27741d22f5849d25de274bac590
2 files changed