Increase motion pause timeout for tests

- In cuttlefish occasionally MOTION_MOVE and MOTION_UP takes more than 300ms due to lag, increasing the motion pause timeout to avoid getting false signals in tests

Bug: 194114179
Test: atest NexusLauncherOutOfProcTests:com.android.launcher3.memory.MemoryTests#testAppLaunchFromWorkspace
Change-Id: I0a33f34b5bf96f4f7ae56020c5a27f4ef9a0ff64