Update .mailmap [skip ci]
Update .mailmap [skip ci]

snoyberg/ghc,sdiehl/ghc,mettekou/ghc,sdiehl/ghc,ezyang/ghc,mettekou/ghc,ezyang/ghc,mettekou/ghc,sdiehl/ghc,sgillespie/ghc,vTurbine/ghc,shlevy/ghc,olsner/ghc,vTurbine/ghc,shlevy/ghc,snoyberg/ghc,ezyang/ghc,olsner/ghc,snoyberg/ghc,shlevy/ghc,mettekou/ghc,snoyberg/ghc,vikraman/ghc,vikraman/ghc,sgillespie/ghc,vTurbine/ghc,mettekou/ghc,snoyberg/ghc,olsner/ghc,vikraman/ghc,vTurbine/ghc,vikraman/ghc,vTurbine/ghc,olsner/ghc,ezyang/ghc,olsner/ghc,shlevy/ghc,shlevy/ghc,sgillespie/ghc,snoyberg/ghc,sgillespie/ghc,olsner/ghc,sdiehl/ghc,snoyberg/ghc,vikraman/ghc,sdiehl/ghc,olsner/ghc,sdiehl/ghc,mettekou/ghc,vTurbine/ghc,sgillespie/ghc,ezyang/ghc,ezyang/ghc,vTurbine/ghc,sgillespie/ghc,vikraman/ghc,shlevy/ghc,ezyang/ghc,sdiehl/ghc,vikraman/ghc,mettekou/ghc,sgillespie/ghc,shlevy/ghc