FIX: adds locale for discourse_post_event_allowed_on_groups

FIX: adds locale for discourse_post_event_allowed_on_groups

diff --git a/config/locales/server.en.yml b/config/locales/server.en.yml
index 14c64c3..f4940be 100644
--- a/config/locales/server.en.yml
+++ b/config/locales/server.en.yml
@@ -3,6 +3,7 @@ en:
     calendar_enabled: "Enable the discourse-calendar plugin. This will add support for a [calendar][/calendar] tag in the first post of a topic."
     discourse_post_event_enabled: "[experimental] Enables to attach an event to a post."
     displayed_invitees_limit: "Limit the numbers of invitees displayed on an event."
+    discourse_post_event_allowed_on_groups: "Groups that are allowed to create events."
     holiday_calendar_topic_id: "Topic ID of staffs holiday / absence calendar."
     delete_expired_event_posts_after: "Posts with expired events will be automatically deleted after (n) hours. Set to -1 to disable deletion."
     all_day_event_start_time: "Events that do not have a start time specified will start at this time. Format is HH:mm. For 6:00 am, enter 06:00"

GitHub sha: f1f6fe9a