[RESTRICT AUTOMERGE] Updated CTS test for Android Security b/34749571

Updated the return code to return EXIT_FAILURE when the test exits before hitting the vulnerability

Bug: 34749571
Bug: 72459536
Test: Ran the new testcase on android-8.0.0_r30 with/without patch

Change-Id: I5e56b65f211a6fab993b3a8ee1956e46cd307e62
Merged-In: I5e56b65f211a6fab993b3a8ee1956e46cd307e62
1 file changed