feat(MultiFingerMultiTap): Implement two finger triple tap feature on WindowMagnificationGestureHandler

Bug: 297805269
Test: manual
Test: adb shell device_config put accessibility com.android.server.accessibility.enable_magnification_multiple_finger_multiple_tap_gesture true
adb shell stop && adb shell start
atest WindowMagnificationGestureHandlerTest

Change-Id: I54dc6727cd29c1d3e83be7817aae624db3994413
5 files changed