fix build file

ab26f768 · Anthony Minessale · 78a9a648 · ab26f768
--- a/build/modules.conf.in
+++ b/build/modules.conf.in
@@ -12,6 +12,7 @@ applications/mod_fifo
 #applications/mod_curl
 applications/mod_db
 applications/mod_hash
+#applications/mod_http_cache
 #applications/mod_redis
 applications/mod_voicemail
 #applications/mod_directory