update release webhook description

Author: lunny

options/locale/locale_en-US.ini

@@ -1009,7 +1009,7 @@ settings.event_issues_desc = Issue opened, closed, reopened, edited, assigned, u
 settings.event_issue_comment = Issue Comment
 settings.event_issue_comment_desc = Issue comment created, edited, or deleted.
 settings.event_release = Release
-settings.event_release_desc = Release published in a repository.
+settings.event_release_desc = Release published, updated or deleted in a repository.
 settings.event_pull_request = Pull Request
 settings.event_pull_request_desc = Pull request opened, closed, reopened, edited, assigned, unassigned, label updated, label cleared or synchronized.
 settings.event_push = Push