Update MotionPredictorTest.

Since prediction models are stochastic, some tolerance is required when
verifying test outputs. The magnitude of the tested linear movement is
also increased to ensure it is not within the baseline noise of the
model.

Bug: 167946763
Test: atest CtsInputTestCases
Change-Id: Ieffc06c2f15e65fa240b532725f4680f4da9fc29
1 file changed