Change max_speakers default value description (#143)

Co-authored-by: Daniel Nurkowski <[email protected]>

Author: dln22

docs/speech-to-text/realtime/realtime-diarization.mdx

@@ -318,7 +318,7 @@ You can prevent too many speakers from being detected by using the `max_speakers
 }
 ```
 
-The default value is 50, but it can take any integer value between 2 and 100 inclusive.
+By default, there is no limit on the number of speakers. When set explicitly, `max_speakers` can be set to any integer greater than or equal to 2.
 
 ### Punctuation
 

spec/realtime.yaml

@@ -919,8 +919,6 @@ components:
           description: |
             Configure the maximum number of speakers to detect. See [Max Speakers](http://docs.speechmatics.com/speech-to-text/features/diarization#max-speakers).
           minimum: 2
-          maximum: 100
-          default: 50
         prefer_current_speaker:
           description: |
             When set to `true`, reduces the likelihood of incorrectly switching between similar sounding speakers.