Fix typo in Safe Haskell doc
Fix typo in Safe Haskell doc

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