health storage hal vts test: add more tolerance.

Test: run on blueline
Bug: 135631007
Change-Id: Ie1770a4a152a045e5f40eaf9cd7b551fe391a0b1
Merged-In: Ie1770a4a152a045e5f40eaf9cd7b551fe391a0b1
(cherry picked from commit ae3d61c2c336a40cd6cdfd073ad112e5d70286c3)
1 file changed