Fix git-version-gen

It seems we didn't import a proper/clean git-version-gen into the
repository.  Let's fix this.

Change-Id: I5132d10b3ed5a75e562cdd74db02eda68d828a08

git-version-gen

@@ -92,8 +92,8 @@ fi
 if test -n "$v"
 then
     : # use $v
-elif test -d ./../.git \
-    && v=`git describe --abbrev=4 --match='v*' HEAD 2>/dev/null \
+elif
+       v=`git describe --abbrev=4 --match='v*' HEAD 2>/dev/null \
 	  || git describe --abbrev=4 HEAD 2>/dev/null` \
     && case $v in
 	 [0-9]*) ;;