qa/check: remove HANGCHECK fluff
qa/check: remove HANGCHECK fluff

This has been disfunctional almost as long as qatrace.

adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,adfernandes/pcp