Merge "Fix flakes in tests running after testIsPrivateDnsBroken"

tests/cts/net/src/android/net/cts/ConnectivityManagerTest.java

@@ -729,6 +729,8 @@ public class ConnectivityManagerTest {
                     .isPrivateDnsBroken()) && networkForPrivateDns.equals(entry.getNetwork()));
         } finally {
             mCtsNetUtils.restorePrivateDnsSetting();
+            // Toggle wifi to make sure it is re-validated
+            reconnectWifi();
         }
     }