Update elevenlabs.mdx

Author: daisyfaithauma

src/content/docs/ai-gateway/providers/elevenlabs.mdx

@@ -25,7 +25,7 @@ When making requests to ElevenLabs, ensure you have the following:
 ### cURL
 
 ```bash title="Request"
-curl -X POST https://gateway.ai.cloudflare.com/v1/{account_id}/{gateway_id}/elevenlabs/v1/text-to-speech/JBFqnCBsd6RMkjVDRZzb?output_format=mp3_44100_128 \
+curl https://gateway.ai.cloudflare.com/v1/{account_id}/{gateway_id}/elevenlabs/v1/text-to-speech/JBFqnCBsd6RMkjVDRZzb?output_format=mp3_44100_128 \
   --header 'Content-Type: application/json' \
   --header 'xi-api-key: {elevenlabs_api_token}' \
   --data '{