Update hpc submodule to 0.6.0.3 version
Update hpc submodule to 0.6.0.3 version

mcschroeder/ghc,shlevy/ghc,GaloisInc/halvm-ghc,oldmanmike/ghc,oldmanmike/ghc,snoyberg/ghc,tjakway/ghcjvm,snoyberg/ghc,olsner/ghc,vikraman/ghc,mcschroeder/ghc,olsner/ghc,tjakway/ghcjvm,vTurbine/ghc,olsner/ghc,sgillespie/ghc,sgillespie/ghc,mettekou/ghc,vTurbine/ghc,gridaphobe/ghc,sdiehl/ghc,GaloisInc/halvm-ghc,ezyang/ghc,vTurbine/ghc,ezyang/ghc,nushio3/ghc,gridaphobe/ghc,mcschroeder/ghc,mettekou/ghc,sdiehl/ghc,gridaphobe/ghc,GaloisInc/halvm-ghc,mcschroeder/ghc,sdiehl/ghc,snoyberg/ghc,shlevy/ghc,mettekou/ghc,sgillespie/ghc,tjakway/ghcjvm,GaloisInc/halvm-ghc,ezyang/ghc,tjakway/ghcjvm,tjakway/ghcjvm,mcschroeder/ghc,vikraman/ghc,mcschroeder/ghc,mcschroeder/ghc,olsner/ghc,sgillespie/ghc,vikraman/ghc,sgillespie/ghc,snoyberg/ghc,shlevy/ghc,gridaphobe/ghc,vikraman/ghc,vikraman/ghc,mettekou/ghc,mettekou/ghc,nushio3/ghc,nushio3/ghc,shlevy/ghc,nushio3/ghc,ezyang/ghc,GaloisInc/halvm-ghc,olsner/ghc,tjakway/ghcjvm,vTurbine/ghc,gridaphobe/ghc,snoyberg/ghc,GaloisInc/halvm-ghc,mettekou/ghc,sdiehl/ghc,gridaphobe/ghc,mettekou/ghc,shlevy/ghc,oldmanmike/ghc,nushio3/ghc,nushio3/ghc,vikraman/ghc,sgillespie/ghc,nushio3/ghc,shlevy/ghc,oldmanmike/ghc,ezyang/ghc,vikraman/ghc,oldmanmike/ghc,shlevy/ghc,sdiehl/ghc,ezyang/ghc,oldmanmike/ghc,snoyberg/ghc,vTurbine/ghc,GaloisInc/halvm-ghc,sgillespie/ghc,olsner/ghc,vTurbine/ghc,gridaphobe/ghc,sdiehl/ghc,olsner/ghc,sdiehl/ghc,ezyang/ghc,snoyberg/ghc,vTurbine/ghc,tjakway/ghcjvm,oldmanmike/ghc