[RESTRICT AUTOMERGE] Updated CTS test for Android Security b/32096780

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

Bug: 32096780
Bug: 72378600
Test: Ran the new testcase on android-8.0.0_r30 with and without patch

Change-Id: I789a1d457fd7065e46defafac7408ff6bb29171f
1 file changed