Merge "InputDispatcher: Do not drop ongoing gesture if a window is no longer a spy" into tm-dev am: 82637ad57a am: 1596b7a3ee

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/native/+/17186063

Change-Id: I334e6f41f8dac4d89c7e45270b20832fd20c20e0