git-version.sh: revert inadvertent commit

git-version.sh

@@ -56,12 +56,10 @@ rev=$(echo "$sha" | sed 's/-g[^-]*$//')
 version="$rev"
 versiond="$rev-systemd"
 
-if false; then
 if [ "$(git diff HEAD | wc -l)" != "0" ]; then
     version="$version+"
     versiond="$versiond+"
 fi
-fi
 
 echo "<![ %sysv; ["                                        >  version.ent
 echo "<!ENTITY version           \"$version\">"            >> version.ent