FIX: recurring attribute was undefined on local-dates cooked posts

plugins/discourse-local-dates/assets/javascripts/lib/discourse-markdown/discourse-local-dates.js.es6

@@ -14,6 +14,7 @@ function addLocalDate(buffer, matches, state) {
 
   config.date = parsed.attrs.date;
   config.time = parsed.attrs.time;
+  config.recurring = parsed.attrs.recurring;
   config.format = parsed.attrs.format || config.format;
   config.timezones = parsed.attrs.timezones || config.timezones;