remove unused import from voice test

to sync with aosp-master, this change is needed

Test: None
Bug: 187532682
Change-Id: I5b50ed5d5157bf8f26c481f20d33bbf39672e0e3
1 file changed
tree: f0c58de4f6fa652f574d0665ee5c788292cc46c6
  1. acts/
  2. acts_tests/
  3. tools/
  4. wts-acts/
  5. Android.mk
  6. OWNERS
  7. PREUPLOAD.cfg