Remove possible segfault in http-fetch.

Free the curl string lists after running http_cleanup to
avoid an occasional segfault in the curl library.  Seems
to only occur if the website returns a 405 error.
Signed-off-by: NSean Estabrooks <seanlkml@sympatico.ca>
Signed-off-by: NJunio C Hamano <junkio@cox.net>

http-fetch.c

@@ -1269,10 +1269,10 @@ int main(int argc, char **argv)
 	if (pull(commit_id))
 		rc = 1;
 
-	curl_slist_free_all(no_pragma_header);
-
 	http_cleanup();
 
+	curl_slist_free_all(no_pragma_header);
+
 	if (corrupt_object_found) {
 		fprintf(stderr,
 "Some loose object were found to be corrupt, but they might be just\n"