Move SVN version number up, so it's correctly picked up by head

r5401 inadvertently broke the check for the correct revision of
svn_version.c.


git-svn-id: http://www.varnish-cache.org/svn/trunk/varnish-cache@5490 d4fa192b-c00b-0410-8231-f00ffab90ce4

lib/libvarnish/Makefile.am

@@ -42,6 +42,7 @@ svn_version.c: FORCE
 	[ "$$V" = "exported" ] && [ -e svn_version.c ] && exit 0 ; \
 	if [ "/* $$V */" != "$$H" ]; then \
 		( \
+		  echo "/* $$V */" ;\
 		  echo '/*' ;\
 		  echo ' * NB:  This file is machine generated, DO NOT EDIT!' ;\
 		  echo ' *' ;\
@@ -49,7 +50,6 @@ svn_version.c: FORCE
 		  echo ' *'  ;\
 		  echo ' */' ;\
 		  echo '' ;\
-		  echo "/* $$V */" ;\
 		  echo "#include <libvarnish.h>" ;\
 		  echo "const char* svn_version(void)" ;\
 		  echo "{" ;\