Skip PersistentIntTest on S- device

This class is only used in the service runs on T+ devices.
Thus run this test on S- device does not make senses.

Ignore-AOSP-First: in a topic with internal-only changes
Bug: 230289468
Test: atest ConnectivityCoverageTests:PersistentIntTest
      on S device
Change-Id: I97a29df17ef9ee9ab373655f045cdb5c820e06ef
1 file changed