kbuild: use git svn instead of git-svn in setlocalversion

Use the correct git <subcmd> syntax instead of the deprecated git-<subcmd>.
Signed-off-by: NPeter Korsgaard <jacmet@sunsite.dk>
Signed-off-by: NSam Ravnborg <sam@ravnborg.org>

scripts/setlocalversion

@@ -21,7 +21,7 @@ if head=`git rev-parse --verify --short HEAD 2>/dev/null`; then
 
 	# Is this git on svn?
 	if git config --get svn-remote.svn.url >/dev/null; then
-	        printf -- '-svn%s' "`git-svn find-rev $head`"
+	        printf -- '-svn%s' "`git svn find-rev $head`"
 	fi
 
 	# Are there uncommitted changes?