feat: add recordingFormat link

Author: stevenbdf

fern/assistants/call-recording.mdx

@@ -15,7 +15,7 @@ Vapi supports multiple audio formats for call recordings:
 - `wav;l16`: 16-bit linear PCM WAV format, providing high-quality uncompressed audio in mono
 - `mp3`: MP3 compressed audio format, offering good quality with smaller file sizes
 
-You can specify your preferred format using the [`assistant.artifactPlan.recordingFormat`](https://docs.vapi.ai/api-reference/assistants/create#request.body.artifactPlan) property. If not specified, recordings will default to `wav;l16`.
+You can specify your preferred format using the [`assistant.artifactPlan.recordingFormat`](https://docs.vapi.ai/api-reference/assistants/create#request.body.artifactPlan.recordingFormat) property. If not specified, recordings will default to `wav;l16`.
 
 <Note>
 At this time, you can only specify one format.