Add logs for move pointer

* Appears in the flaky case we're getting a
long-press instead of a move.
Suspect performance might be an issue? Hopefully
the log between ACTION_DOWN and subsequent move can
show how long that is taking

Flag: None
Test: None
Bug: 311099513
Change-Id: I305dfdf7c6b64ef24ee5fec34a3f827ce6fbe2af