Fix lots of occurrences of 'the the', 'the there', 'the these', 'the then', 'the they.

audio/README.txt

@@ -24,7 +24,7 @@ layer for specific lower-half audio device drivers.
   pcm_decode.c - Routines to decode PCM / WAV type data.
   README       - This file!
 
-Portions of the the audio system interface have application interfaces.  Those
+Portions of the audio system interface have application interfaces.  Those
 portions reside in the nuttx/libc/audio directory where the will be built for
 access by both OS driver logic and user application logic.  Those relevant
 files in nuttx/libc/audio include:

audio/pcm_decode.c

@@ -93,7 +93,7 @@ struct pcm_decode_s
   /* These are our operations that intervene between the player application
    * and the lower level driver.  Unlike the ops in the struct
    * audio_lowerhalf_s, these are writeable because we need to customize a
-   * few of the methods based upon what is supported by the the lower level
+   * few of the methods based upon what is supported by the lower level
    * driver.
    */
 
@@ -414,7 +414,7 @@ static bool pcm_parsewav(FAR struct pcm_decode_s *priv, uint8_t *data)
 #endif
     }
 
-  /* And return true if the the file is a valid WAV header file */
+  /* And return true if the file is a valid WAV header file */
 
   return ret;
 }