Remove a couple of unused make variables
Remove a couple of unused make variables

gridaphobe/ghc,wxwxwwxxx/ghc,vTurbine/ghc,ml9951/ghc,da-x/ghc,AlexanderPankiv/ghc,GaloisInc/halvm-ghc,nkaretnikov/ghc,ghc-android/ghc,mettekou/ghc,oldmanmike/ghc,hferreiro/replay,nkaretnikov/ghc,spacekitteh/smcghc,bitemyapp/ghc,sdiehl/ghc,vikraman/ghc,elieux/ghc,elieux/ghc,mettekou/ghc,ghc-android/ghc,forked-upstream-packages-for-ghcjs/ghc,sgillespie/ghc,holzensp/ghc,GaloisInc/halvm-ghc,oldmanmike/ghc,frantisekfarka/ghc-dsi,da-x/ghc,vTurbine/ghc,lukexi/ghc,nkaretnikov/ghc,mettekou/ghc,vikraman/ghc,vTurbine/ghc,bitemyapp/ghc,ryantm/ghc,ghc-android/ghc,GaloisInc/halvm-ghc,fmthoma/ghc,snoyberg/ghc,gridaphobe/ghc,anton-dessiatov/ghc,christiaanb/ghc,tjakway/ghcjvm,ghc-android/ghc,ekmett/ghc,ryantm/ghc,TomMD/ghc,vikraman/ghc,urbanslug/ghc,jstolarek/ghc,anton-dessiatov/ghc,urbanslug/ghc,elieux/ghc,frantisekfarka/ghc-dsi,green-haskell/ghc,AlexanderPankiv/ghc,wxwxwwxxx/ghc,anton-dessiatov/ghc,mettekou/ghc,green-haskell/ghc,spacekitteh/smcghc,lukexi/ghc-7.8-arm64,mcschroeder/ghc,sgillespie/ghc,da-x/ghc,wxwxwwxxx/ghc,fmthoma/ghc,frantisekfarka/ghc-dsi,tjakway/ghcjvm,tibbe/ghc,vTurbine/ghc,snoyberg/ghc,ml9951/ghc,fmthoma/ghc,mfine/ghc,nkaretnikov/ghc,sgillespie/ghc,sdiehl/ghc,forked-upstream-packages-for-ghcjs/ghc,tjakway/ghcjvm,vikraman/ghc,oldmanmike/ghc,oldmanmike/ghc,ezyang/ghc,vTurbine/ghc,ghc-android/ghc,tibbe/ghc,vikraman/ghc,nathyong/microghc-ghc,bitemyapp/ghc,nushio3/ghc,nushio3/ghc,forked-upstream-packages-for-ghcjs/ghc,mcschroeder/ghc,mfine/ghc,tjakway/ghcjvm,snoyberg/ghc,mfine/ghc,hferreiro/replay,hferreiro/replay,nkaretnikov/ghc,tibbe/ghc,gcampax/ghc,forked-upstream-packages-for-ghcjs/ghc,mettekou/ghc,vTurbine/ghc,hferreiro/replay,siddhanathan/ghc,ml9951/ghc,jstolarek/ghc,tibbe/ghc,sgillespie/ghc,nushio3/ghc,frantisekfarka/ghc-dsi,sdiehl/ghc,urbanslug/ghc,sdiehl/ghc,AlexanderPankiv/ghc,mcschroeder/ghc,elieux/ghc,ezyang/ghc,fmthoma/ghc,tjakway/ghcjvm,ml9951/ghc,mfine/ghc,fmthoma/ghc,elieux/ghc,vikraman/ghc,lukexi/ghc-7.8-arm64,sgillespie/ghc,siddhanathan/ghc,forked-upstream-packages-for-ghcjs/ghc,olsner/ghc,urbanslug/ghc,TomMD/ghc,lukexi/ghc,nkaretnikov/ghc,christiaanb/ghc,jstolarek/ghc,mcschroeder/ghc,da-x/ghc,snoyberg/ghc,holzensp/ghc,tibbe/ghc,lukexi/ghc-7.8-arm64,gcampax/ghc,snoyberg/ghc,green-haskell/ghc,lukexi/ghc-7.8-arm64,holzensp/ghc,gcampax/ghc,christiaanb/ghc,GaloisInc/halvm-ghc,christiaanb/ghc,GaloisInc/halvm-ghc,da-x/ghc,lukexi/ghc,gcampax/ghc,mfine/ghc,mfine/ghc,ezyang/ghc,sdiehl/ghc,gridaphobe/ghc,acowley/ghc,urbanslug/ghc,acowley/ghc,GaloisInc/halvm-ghc,siddhanathan/ghc,anton-dessiatov/ghc,ml9951/ghc,frantisekfarka/ghc-dsi,shlevy/ghc,lukexi/ghc,acowley/ghc,ezyang/ghc,fmthoma/ghc,wxwxwwxxx/ghc,jstolarek/ghc,ml9951/ghc,siddhanathan/ghc,ekmett/ghc,olsner/ghc,tjakway/ghcjvm,da-x/ghc,christiaanb/ghc,tjakway/ghcjvm,gridaphobe/ghc,wxwxwwxxx/ghc,TomMD/ghc,sgillespie/ghc,snoyberg/ghc,gcampax/ghc,olsner/ghc,olsner/ghc,ekmett/ghc,wxwxwwxxx/ghc,mcschroeder/ghc,shlevy/ghc,shlevy/ghc,gridaphobe/ghc,AlexanderPankiv/ghc,urbanslug/ghc,acowley/ghc,vikraman/ghc,green-haskell/ghc,acowley/ghc,elieux/ghc,shlevy/ghc,acowley/ghc,ghc-android/ghc,bitemyapp/ghc,TomMD/ghc,nathyong/microghc-ghc,hferreiro/replay,ryantm/ghc,anton-dessiatov/ghc,urbanslug/ghc,hferreiro/replay,anton-dessiatov/ghc,forked-upstream-packages-for-ghcjs/ghc,ezyang/ghc,mcschroeder/ghc,shlevy/ghc,TomMD/ghc,bitemyapp/ghc,nathyong/microghc-ghc,wxwxwwxxx/ghc,ekmett/ghc,AlexanderPankiv/ghc,gridaphobe/ghc,oldmanmike/ghc,siddhanathan/ghc,shlevy/ghc,snoyberg/ghc,sdiehl/ghc,nushio3/ghc,shlevy/ghc,gridaphobe/ghc,forked-upstream-packages-for-ghcjs/ghc,ezyang/ghc,mettekou/ghc,AlexanderPankiv/ghc,TomMD/ghc,nkaretnikov/ghc,ryantm/ghc,gcampax/ghc,mettekou/ghc,oldmanmike/ghc,olsner/ghc,ml9951/ghc,nushio3/ghc,nushio3/ghc,christiaanb/ghc,holzensp/ghc,AlexanderPankiv/ghc,ekmett/ghc,olsner/ghc,hferreiro/replay,siddhanathan/ghc,ryantm/ghc,mcschroeder/ghc,nathyong/microghc-ghc,spacekitteh/smcghc,GaloisInc/halvm-ghc,fmthoma/ghc,vTurbine/ghc,oldmanmike/ghc,spacekitteh/smcghc,green-haskell/ghc,elieux/ghc,acowley/ghc,ml9951/ghc,nathyong/microghc-ghc,siddhanathan/ghc,ghc-android/ghc,ezyang/ghc,lukexi/ghc-7.8-arm64,nathyong/microghc-ghc,mfine/ghc,da-x/ghc,nushio3/ghc,holzensp/ghc,sgillespie/ghc,spacekitteh/smcghc,anton-dessiatov/ghc,sdiehl/ghc,TomMD/ghc,nathyong/microghc-ghc,jstolarek/ghc,lukexi/ghc,olsner/ghc,gcampax/ghc,christiaanb/ghc