Generate lit.site.cfg in ${LLVM_OBJ_ROOT}/test if not present
Generate lit.site.cfg in ${LLVM_OBJ_ROOT}/test if not present

lit.site.cfg is parsed to get the values of SHLIBEXT and EXEEXT.
CMake automatically generates this without running tests.

Y--/root,esakellari/my_root_for_test,CristinaCristescu/root,buuck/root,georgtroska/root,evgeny-boger/root,simonpf/root,veprbl/root,nilqed/root,mkret2/root,veprbl/root,mkret2/root,evgeny-boger/root,CristinaCristescu/root,satyarth934/root,mhuwiler/rootauto,zzxuanyuan/root,jrtomps/root,zzxuanyuan/root-compressor-dummy,satyarth934/root,davidlt/root,esakellari/my_root_for_test,smarinac/root,sbinet/cxx-root,Duraznos/root,CristinaCristescu/root,omazapa/root-old,gbitzes/root,thomaskeck/root,mattkretz/root,gganis/root,sbinet/cxx-root,lgiommi/root,pspe/root,olifre/root,mattkretz/root,arch1tect0r/root,mkret2/root,BerserkerTroll/root,smarinac/root,buuck/root,satyarth934/root,mkret2/root,perovic/root,bbockelm/root,buuck/root,thomaskeck/root,lgiommi/root,sirinath/root,jrtomps/root,pspe/root,olifre/root,krafczyk/root,georgtroska/root,dfunke/root,satyarth934/root,perovic/root,CristinaCristescu/root,sbinet/cxx-root,root-mirror/root,omazapa/root,esakellari/my_root_for_test,esakellari/root,vukasinmilosevic/root,CristinaCristescu/root,bbockelm/root,omazapa/root,abhinavmoudgil95/root,krafczyk/root,lgiommi/root,evgeny-boger/root,abhinavmoudgil95/root,zzxuanyuan/root-compressor-dummy,karies/root,Duraznos/root,pspe/root,Duraznos/root,simonpf/root,buuck/root,thomaskeck/root,0x0all/ROOT,esakellari/my_root_for_test,georgtroska/root,bbockelm/root,lgiommi/root,gganis/root,mhuwiler/rootauto,smarinac/root,satyarth934/root,davidlt/root,evgeny-boger/root,olifre/root,thomaskeck/root,agarciamontoro/root,nilqed/root,arch1tect0r/root,BerserkerTroll/root,sirinath/root,sawenzel/root,mhuwiler/rootauto,jrtomps/root,thomaskeck/root,agarciamontoro/root,Y--/root,sawenzel/root,gganis/root,sbinet/cxx-root,Duraznos/root,veprbl/root,root-mirror/root,abhinavmoudgil95/root,mhuwiler/rootauto,simonpf/root,esakellari/root,sirinath/root,veprbl/root,dfunke/root,lgiommi/root,bbockelm/root,zzxuanyuan/root-compressor-dummy,thomaskeck/root,mattkretz/root,root-mirror/root,Duraznos/root,sbinet/cxx-root,zzxuanyuan/root-compressor-dummy,BerserkerTroll/root,vukasinmilosevic/root,perovic/root,omazapa/root,karies/root,dfunke/root,olifre/root,krafczyk/root,krafczyk/root,davidlt/root,root-mirror/root,zzxuanyuan/root,BerserkerTroll/root,lgiommi/root,beniz/root,Y--/root,perovic/root,satyarth934/root,beniz/root,veprbl/root,krafczyk/root,krafczyk/root,dfunke/root,lgiommi/root,evgeny-boger/root,esakellari/my_root_for_test,BerserkerTroll/root,jrtomps/root,zzxuanyuan/root-compressor-dummy,BerserkerTroll/root,sbinet/cxx-root,sirinath/root,sawenzel/root,georgtroska/root,omazapa/root,olifre/root,nilqed/root,root-mirror/root,gganis/root,bbockelm/root,thomaskeck/root,omazapa/root,abhinavmoudgil95/root,davidlt/root,dfunke/root,arch1tect0r/root,sbinet/cxx-root,arch1tect0r/root,abhinavmoudgil95/root,buuck/root,evgeny-boger/root,agarciamontoro/root,krafczyk/root,0x0all/ROOT,omazapa/root-old,veprbl/root,mkret2/root,smarinac/root,bbockelm/root,abhinavmoudgil95/root,Y--/root,abhinavmoudgil95/root,pspe/root,georgtroska/root,omazapa/root-old,veprbl/root,jrtomps/root,sawenzel/root,zzxuanyuan/root-compressor-dummy,agarciamontoro/root,BerserkerTroll/root,CristinaCristescu/root,zzxuanyuan/root-compressor-dummy,esakellari/root,nilqed/root,CristinaCristescu/root,beniz/root,BerserkerTroll/root,esakellari/root,Y--/root,abhinavmoudgil95/root,gbitzes/root,omazapa/root,sirinath/root,0x0all/ROOT,olifre/root,evgeny-boger/root,bbockelm/root,0x0all/ROOT,gganis/root,olifre/root,arch1tect0r/root,zzxuanyuan/root,veprbl/root,dfunke/root,georgtroska/root,perovic/root,nilqed/root,mattkretz/root,olifre/root,karies/root,0x0all/ROOT,simonpf/root,sirinath/root,agarciamontoro/root,dfunke/root,sbinet/cxx-root,zzxuanyuan/root-compressor-dummy,Y--/root,agarciamontoro/root,BerserkerTroll/root,beniz/root,mhuwiler/rootauto,buuck/root,0x0all/ROOT,simonpf/root,zzxuanyuan/root,satyarth934/root,perovic/root,sbinet/cxx-root,mhuwiler/rootauto,jrtomps/root,zzxuanyuan/root,mhuwiler/rootauto,jrtomps/root,pspe/root,mattkretz/root,mkret2/root,omazapa/root-old,esakellari/root,davidlt/root,beniz/root,veprbl/root,zzxuanyuan/root,root-mirror/root,nilqed/root,mkret2/root,evgeny-boger/root,simonpf/root,vukasinmilosevic/root,sawenzel/root,zzxuanyuan/root,BerserkerTroll/root,abhinavmoudgil95/root,karies/root,arch1tect0r/root,agarciamontoro/root,bbockelm/root,esakellari/root,root-mirror/root,perovic/root,arch1tect0r/root,nilqed/root,CristinaCristescu/root,arch1tect0r/root,karies/root,gganis/root,esakellari/root,davidlt/root,omazapa/root,simonpf/root,omazapa/root,karies/root,vukasinmilosevic/root,Y--/root,olifre/root,buuck/root,Duraznos/root,root-mirror/root,mattkretz/root,mhuwiler/rootauto,bbockelm/root,root-mirror/root,gganis/root,gbitzes/root,smarinac/root,sawenzel/root,vukasinmilosevic/root,gbitzes/root,evgeny-boger/root,gbitzes/root,nilqed/root,krafczyk/root,esakellari/my_root_for_test,esakellari/my_root_for_test,mkret2/root,krafczyk/root,sirinath/root,beniz/root,zzxuanyuan/root-compressor-dummy,nilqed/root,georgtroska/root,nilqed/root,bbockelm/root,agarciamontoro/root,Duraznos/root,gbitzes/root,satyarth934/root,lgiommi/root,omazapa/root,smarinac/root,davidlt/root,esakellari/my_root_for_test,karies/root,Y--/root,gganis/root,abhinavmoudgil95/root,agarciamontoro/root,zzxuanyuan/root,simonpf/root,buuck/root,buuck/root,gbitzes/root,pspe/root,root-mirror/root,satyarth934/root,omazapa/root-old,CristinaCristescu/root,buuck/root,pspe/root,zzxuanyuan/root-compressor-dummy,sirinath/root,olifre/root,pspe/root,lgiommi/root,Duraznos/root,arch1tect0r/root,mhuwiler/rootauto,esakellari/root,gbitzes/root,gbitzes/root,davidlt/root,smarinac/root,georgtroska/root,vukasinmilosevic/root,simonpf/root,dfunke/root,perovic/root,arch1tect0r/root,buuck/root,0x0all/ROOT,sirinath/root,mhuwiler/rootauto,0x0all/ROOT,smarinac/root,smarinac/root,mkret2/root,esakellari/my_root_for_test,mkret2/root,beniz/root,Duraznos/root,zzxuanyuan/root,BerserkerTroll/root,simonpf/root,perovic/root,mattkretz/root,karies/root,gganis/root,krafczyk/root,Duraznos/root,omazapa/root-old,nilqed/root,omazapa/root-old,sawenzel/root,georgtroska/root,zzxuanyuan/root,mkret2/root,sirinath/root,jrtomps/root,mattkretz/root,georgtroska/root,agarciamontoro/root,simonpf/root,lgiommi/root,vukasinmilosevic/root,perovic/root,abhinavmoudgil95/root,krafczyk/root,sawenzel/root,esakellari/my_root_for_test,thomaskeck/root,thomaskeck/root,Duraznos/root,Y--/root,sawenzel/root,vukasinmilosevic/root,CristinaCristescu/root,evgeny-boger/root,jrtomps/root,jrtomps/root,Y--/root,olifre/root,veprbl/root,thomaskeck/root,zzxuanyuan/root,sbinet/cxx-root,satyarth934/root,mattkretz/root,lgiommi/root,omazapa/root-old,karies/root,pspe/root,vukasinmilosevic/root,CristinaCristescu/root,davidlt/root,karies/root,veprbl/root,pspe/root,satyarth934/root,omazapa/root-old,pspe/root,karies/root,vukasinmilosevic/root,beniz/root,dfunke/root,davidlt/root,Y--/root,gganis/root,georgtroska/root,dfunke/root,davidlt/root,dfunke/root,gbitzes/root,mattkretz/root,beniz/root,evgeny-boger/root,agarciamontoro/root,0x0all/ROOT,esakellari/root,mhuwiler/rootauto,jrtomps/root,beniz/root,sbinet/cxx-root,omazapa/root,arch1tect0r/root,sirinath/root,gganis/root,omazapa/root,smarinac/root,perovic/root,sawenzel/root,sawenzel/root,esakellari/root,gbitzes/root,bbockelm/root,esakellari/root,zzxuanyuan/root-compressor-dummy,zzxuanyuan/root,omazapa/root-old,beniz/root,root-mirror/root,mattkretz/root,omazapa/root-old,vukasinmilosevic/root