Fix InputEvent_test.

Axis 0 sets the MSB and Axis 63 sets the LSB, and not
the other way round like the test expects.

This was broken by commit 38dcdff3087f01 which moved this
code over to using BitSet.

Change-Id: I63a72abe7ce14720b0bf26e5f6d651bb42452f79
1 file changed