Feat/1057 recognition mode (#1060)

* sending recognition mode channel variable

* change verb-specifications version

lib/utils/transcription-utils.js

@@ -705,6 +705,8 @@ module.exports = (logger) => {
         //azureSttEndpointId overrides sttCredentials.custom_stt_endpoint
         ...(rOpts.azureSttEndpointId &&
           {AZURE_SERVICE_ENDPOINT_ID: rOpts.azureSttEndpointId}),
+        ...(azureOptions.speechRecognitionMode &&
+          {AZURE_RECOGNITION_MODE: azureOptions.speechRecognitionMode}),
       };
     }
     else if ('nuance' === vendor) {