build/unix: remove trailing blank
build/unix: remove trailing blank

Introduced in last commit, was breaking builds on Ubuntu 16.04 .

agarciamontoro/root,mhuwiler/rootauto,Y--/root,olifre/root,pspe/root,mhuwiler/rootauto,pspe/root,olifre/root,agarciamontoro/root,gganis/root,Y--/root,pspe/root,davidlt/root,georgtroska/root,zzxuanyuan/root,thomaskeck/root,lgiommi/root,georgtroska/root,karies/root,bbockelm/root,olifre/root,root-mirror/root,bbockelm/root,bbockelm/root,davidlt/root,gbitzes/root,agarciamontoro/root,zzxuanyuan/root,buuck/root,zzxuanyuan/root,georgtroska/root,simonpf/root,mhuwiler/rootauto,gganis/root,BerserkerTroll/root,satyarth934/root,pspe/root,buuck/root,abhinavmoudgil95/root,zzxuanyuan/root-compressor-dummy,BerserkerTroll/root,Y--/root,agarciamontoro/root,georgtroska/root,davidlt/root,buuck/root,gganis/root,BerserkerTroll/root,zzxuanyuan/root-compressor-dummy,olifre/root,buuck/root,olifre/root,simonpf/root,zzxuanyuan/root-compressor-dummy,buuck/root,lgiommi/root,root-mirror/root,lgiommi/root,agarciamontoro/root,buuck/root,mhuwiler/rootauto,mhuwiler/rootauto,thomaskeck/root,davidlt/root,beniz/root,mhuwiler/rootauto,thomaskeck/root,simonpf/root,gbitzes/root,buuck/root,satyarth934/root,georgtroska/root,buuck/root,olifre/root,mhuwiler/rootauto,satyarth934/root,davidlt/root,agarciamontoro/root,gganis/root,root-mirror/root,Y--/root,gbitzes/root,zzxuanyuan/root,pspe/root,satyarth934/root,bbockelm/root,zzxuanyuan/root,zzxuanyuan/root,abhinavmoudgil95/root,simonpf/root,lgiommi/root,thomaskeck/root,Y--/root,beniz/root,gbitzes/root,thomaskeck/root,olifre/root,abhinavmoudgil95/root,pspe/root,pspe/root,lgiommi/root,abhinavmoudgil95/root,root-mirror/root,simonpf/root,bbockelm/root,gganis/root,thomaskeck/root,Y--/root,agarciamontoro/root,beniz/root,satyarth934/root,davidlt/root,Y--/root,simonpf/root,olifre/root,BerserkerTroll/root,olifre/root,lgiommi/root,root-mirror/root,lgiommi/root,pspe/root,lgiommi/root,beniz/root,mhuwiler/rootauto,beniz/root,zzxuanyuan/root-compressor-dummy,mhuwiler/rootauto,gganis/root,zzxuanyuan/root-compressor-dummy,simonpf/root,zzxuanyuan/root-compressor-dummy,georgtroska/root,lgiommi/root,karies/root,georgtroska/root,abhinavmoudgil95/root,simonpf/root,Y--/root,zzxuanyuan/root,bbockelm/root,zzxuanyuan/root,satyarth934/root,BerserkerTroll/root,karies/root,root-mirror/root,zzxuanyuan/root-compressor-dummy,pspe/root,lgiommi/root,beniz/root,karies/root,karies/root,BerserkerTroll/root,karies/root,gbitzes/root,zzxuanyuan/root,karies/root,abhinavmoudgil95/root,beniz/root,buuck/root,root-mirror/root,davidlt/root,karies/root,beniz/root,bbockelm/root,Y--/root,olifre/root,zzxuanyuan/root,bbockelm/root,BerserkerTroll/root,BerserkerTroll/root,root-mirror/root,abhinavmoudgil95/root,gganis/root,zzxuanyuan/root-compressor-dummy,satyarth934/root,thomaskeck/root,davidlt/root,gbitzes/root,karies/root,zzxuanyuan/root-compressor-dummy,georgtroska/root,mhuwiler/rootauto,zzxuanyuan/root-compressor-dummy,bbockelm/root,abhinavmoudgil95/root,bbockelm/root,root-mirror/root,georgtroska/root,beniz/root,thomaskeck/root,gbitzes/root,pspe/root,agarciamontoro/root,thomaskeck/root,root-mirror/root,zzxuanyuan/root,simonpf/root,abhinavmoudgil95/root,beniz/root,BerserkerTroll/root,Y--/root,karies/root,gganis/root,satyarth934/root,gganis/root,satyarth934/root,agarciamontoro/root,agarciamontoro/root,BerserkerTroll/root,abhinavmoudgil95/root,gbitzes/root,davidlt/root,zzxuanyuan/root-compressor-dummy,bbockelm/root,buuck/root,gbitzes/root,satyarth934/root,root-mirror/root,lgiommi/root,Y--/root,gganis/root,simonpf/root,satyarth934/root,georgtroska/root,thomaskeck/root,gbitzes/root,gganis/root,buuck/root,agarciamontoro/root,mhuwiler/rootauto,davidlt/root,simonpf/root,BerserkerTroll/root,beniz/root,olifre/root,abhinavmoudgil95/root,gbitzes/root,karies/root,davidlt/root,pspe/root,georgtroska/root,zzxuanyuan/root