Post UNKNOWN CPU results in DIAG FAIL color

.bin/Scripts/functions/hw_diags.py

@@ -1230,6 +1230,7 @@ def run_hw_tests(state):
         cpu_failed = False
         for test in state.cpu.tests.values():
           cpu_failed = cpu_failed or test.failed
+          cpu_failed = cpu_failed or not test.passed
         color_code = 'Diags FAIL' if cpu_failed else 'Diags'
         state.ost.post_device_results(
           state.cpu, state.ticket_id, state.ticket_name, color_code)