Temporarily mark T1969 perf test as broken (#12437)
Temporarily mark T1969 perf test as broken (#12437)

olsner/ghc,shlevy/ghc,olsner/ghc,sdiehl/ghc,sdiehl/ghc,mettekou/ghc,snoyberg/ghc,sdiehl/ghc,sdiehl/ghc,snoyberg/ghc,ezyang/ghc,sdiehl/ghc,snoyberg/ghc,snoyberg/ghc,shlevy/ghc,shlevy/ghc,snoyberg/ghc,shlevy/ghc,ezyang/ghc,mettekou/ghc,ezyang/ghc,snoyberg/ghc,olsner/ghc,olsner/ghc,mettekou/ghc,ezyang/ghc,mettekou/ghc,shlevy/ghc,olsner/ghc,mettekou/ghc,ezyang/ghc,mettekou/ghc,olsner/ghc,mettekou/ghc,ezyang/ghc,shlevy/ghc,olsner/ghc,snoyberg/ghc,sdiehl/ghc,ezyang/ghc,shlevy/ghc,sdiehl/ghc