don't cache theme

Author: justdave

_config.yml

@@ -10,6 +10,7 @@ source_code: https://github.com/bugzilla/bugzilla
 list_bugs: https://bugzilla.mozilla.org/buglist.cgi?product=Bugzilla
 report_bug: https://bugzilla.mozilla.org/enter_bug.cgi?product=Bugzilla
 theme: jekyll-theme-bugzilla
+disable_disk_cache: true
 plugins:
   - jekyll-include-cache
   - jekyll-paginate