Deflake the testInstallOlderRulesVersion teardown

The device-side code tries to uninstall even
there's no distro installed to be safe, and that appears to be
causing flakiness (since it means there's briefly an "operation
in progress", preventing the test from detecting a status
it tries to check.

Test: PTS: run pts -m PtsTimeZoneTestCases
Change-Id: Idbddb894bd95e74bdec1f645616224d56566a6df
1 file changed
tree: ce302a2ab06b48b3a23efab706a41e55958046d5
  1. oem_template/
  2. src/
  3. testing/
  4. Android.mk
  5. proguard.cfg
  6. README