remove control_id from transcribe_stop.mdx

Author: hey-august

fern/products/swml/pages/reference/methods/calling/transcribe_stop.mdx

@@ -16,13 +16,8 @@ Stop the transcription currently running on the call, started with [`transcribe`
 
 ## **Variables**
 
-<ParamField path="transcribe_control_id" type="string" toc={true}>
-  Read by the method. Identifier of the active transcription, set by `transcribe`.
-</ParamField>
-
-
 <ParamField path="transcribe_stop_result" type="success | failed" toc={true}>
-  Set by the method. Whether the transcription stopped successfully.
+  Whether the transcription stopped successfully.
 </ParamField>
 
 ## **Example**