ART: Extend run-test timeout logging time

Double the time a test is allowed to attempt logging after it
timed out to two minutes.

Also change from using nested timeouts to using "-k" in general,
not just for host dex2oat.

Bug: 30351473
Test: m test-art-host
Change-Id: I134c7b220f69eaab7ea430a5c7ce45d77b091996