remove -nogit suffix when building from tarball
remove -nogit suffix when building from tarball

TeamEOS/external_iw,idor/iw,CTU-IIG/802.11p-iw,ewa/iw-modified,Distrotech/iw,bcopeland/android_iw,CTU-IIG/802.11p-iw,greearb/iw-ct,bcopeland/android_iw,SoluMachines/external_iw,timduru/platform-external-iw,chunyeow/iw,timduru/platform-external-iw,OSLL/iw,Distrotech/iw,chunyeow/iw,idor/iw,ewa/iw-modified,bw-oss/iw,cozybit/iw,greearb/iw-ct,SoluMachines/external_iw,bw-oss/iw,cozybit/iw,OSLL/iw,TeamEOS/external_iw