Fix typos

modules/statistics/CallStats.js

 
 /**
  * An instance of this class is a wrapper for the CallStats API fabric. A fabric
- * reports one peer connection the CallStats backend and is allocated with
+ * reports one peer connection to the CallStats backend and is allocated with
  * {@link callstats.addNewFabric}. It has a bunch of instance methods for
  * reporting various events. A fabric is considered disposed when
  * {@link CallStats.sendTerminateEvent} is executed.

modules/transcription/transcriber.js

     console.log('stopping recording and sending audio files');
     this.audioRecorder.stop();
 
-    // and send all recorded audio the transcription service
+    // and send all recorded audio to the transcription service
     const callBack = blobCallBack.bind(null, this);
 
     this.audioRecorder.getRecordingResults().forEach(recordingResult => {