Run all PREUPLOAD in virtualenv

This avoids having to install things globally.

Bug: None
Test: Uploaded this CL.
Change-Id: Iad0aad45785fc3185f6887df8aacb98e7363e495
1 file changed
tree: 6d396d3901fdf6707f6169b6b51849dfbe8fb357
  1. acts/
  2. acts_tests/
  3. tools/
  4. wts-acts/
  5. Android.mk
  6. OWNERS
  7. PREUPLOAD.cfg