recurrence_rule can be set to null when updating an event (#7062)

Author: sebm253

docs/resources/Guild_Scheduled_Event.mdx

@@ -339,7 +339,7 @@ Modify a guild scheduled event. Returns the modified [guild scheduled event](#DO
 | entity_type? *        | [event entity type](#DOCS_RESOURCES_GUILD_SCHEDULED_EVENT/guild-scheduled-event-object-guild-scheduled-event-entity-types)   | the entity type of the scheduled event                                                     |
 | status?               | [event status](#DOCS_RESOURCES_GUILD_SCHEDULED_EVENT/guild-scheduled-event-object-guild-scheduled-event-status)              | the status of the scheduled event                                                          |
 | image?                | [image data](#DOCS_REFERENCE/image-data)                                                                                     | the cover image of the scheduled event                                                     |
-| recurrence_rule?      | [recurrence rule](#DOCS_RESOURCES_GUILD_SCHEDULED_EVENT/guild-scheduled-event-recurrence-rule-object)                        | the definition for how often this event should recur                                       |
+| recurrence_rule?      | ?[recurrence rule](#DOCS_RESOURCES_GUILD_SCHEDULED_EVENT/guild-scheduled-event-recurrence-rule-object)                       | the definition for how often this event should recur                                       |
 
 
 \* If updating `entity_type` to `EXTERNAL`: