Delete vdex file in delete_odex.

(cherry picked from commit 192fb9662ce8b2a60da2b280d8000283fb3b6f6b)

bug: 38513395
Test: unfortunately no unit test here, so after discussing
      with agampe@ just relied on build.

Change-Id: I305ddaadc813673fb55473f5e8ca357f39cf98f3
1 file changed