fix(en, wiki): fix grs minecraft events index unclosed block

docs/groovy-script/minecraft/events/index.md

@@ -64,6 +64,7 @@ Normally you don't need to chane any of those values. <br>
       log.info('Block broken: {}', event.getState())
   }
   ```
+:::
 
 Now it is very likely that our listener is executed before all other (not guaranteed).
 Note that we don't need to import `EventPriority`. It is auto imported.