Print 0/0 when there are no logs in the current buffer

This was previously left blank and made it difficult to parse.

Test: atest logd_integration_test
Bug: 284032839
Change-Id: I6afc4b182465c48abf0572574d73e7cc939eea95
1 file changed
tree: 8fd25ccab31e257c7ecdffcf2e1fa94261ca6800
  1. liblog/
  2. logcat/
  3. logd/
  4. logwrapper/
  5. rust/
  6. OWNERS
  7. PREUPLOAD.cfg
  8. TEST_MAPPING