Fix file check bug for carrier_id test

if empty output, check fails

Test:Yes, locally
Bug: None
Change-Id: Ib7a9225c61fd74cf25ab82baa5980ff8f66a06a9
1 file changed
tree: e698ea1790019b4c8ea0a0703d625eef8628f534
  1. acts/
  2. tools/
  3. wts-acts/
  4. Android.mk
  5. PREUPLOAD.cfg