Add connectivity pre-check for net permission cts tests

The net permission cts tests require an available network to run.
Therefore, a connectivity pre-check should be added to ensure
that there is an active network before running the tests.

Test: atest CtsNetTestCasesUpdateStatsPermission \
      CtsNetTestCasesInternetPermission
Change-Id: I1c7fb43bb009eb0fd2570bc40a14e55f5ebd2d8b
diff --git a/tests/cts/netpermission/internetpermission/AndroidTest.xml b/tests/cts/netpermission/internetpermission/AndroidTest.xml
index 3b23e72..e326844 100644
--- a/tests/cts/netpermission/internetpermission/AndroidTest.xml
+++ b/tests/cts/netpermission/internetpermission/AndroidTest.xml
@@ -24,6 +24,8 @@
         <option name="cleanup-apks" value="true" />
         <option name="test-file-name" value="CtsNetTestCasesInternetPermission.apk" />
     </target_preparer>
+    <target_preparer class="com.android.testutils.ConnectivityTestTargetPreparer">
+    </target_preparer>
     <test class="com.android.tradefed.testtype.AndroidJUnitTest" >
         <option name="package" value="android.networkpermission.internetpermission.cts" />
         <option name="runtime-hint" value="10s" />