Rename test directory

The test has been updated in the previous change
(I1bbeb5d6adc960bf3fe4e9c1262ffc7538062f61). This is just a follow-up to
rename the parent directory name.

Bug: 296465999
Test: atest FsVerityTest
Change-Id: I2bddab2348f743624511260912da0d3ad2e57302
15 files changed