Update simulcasting.mdx (#19513)

Author: ngayerie

src/content/docs/stream/stream-live/simulcasting.mdx

@@ -62,5 +62,7 @@ By default, all live outputs are enabled.
 | ------------------------------------------------------------------------ | -------- | ------------------------------------------------------------------------ |
 | [List outputs](/api/resources/stream/subresources/live_inputs/methods/list/)      | `GET`    | `accounts/:account_identifier/stream/live_inputs`                        |
 | [Delete outputs](/api/resources/stream/subresources/live_inputs/methods/delete/) | `DELETE` | `accounts/:account_identifier/stream/live_inputs/:live_input_identifier` |
+| [List All Outputs Associated With A Specified Live Input](/api/resources/stream/subresources/live_inputs/subresources/outputs/methods/list/) | `GET` | `/accounts/{account_id}/stream/live_inputs/{live_input_identifier}/outputs` |
+| [Delete An Output](/api/resources/stream/subresources/live_inputs/subresources/outputs/methods/delete/) | `DELETE` | `/accounts/{account_id}/stream/live_inputs/{live_input_identifier}/outputs/{output_identifier}` |
 
 If the associated live input is already retransmitting to this output when you make the `DELETE` request, that output will be disconnected within 30 seconds.