calling stop on the audio before shutting it down

Author: joebaird

adafruit_pyportal/peripherals.py

@@ -161,6 +161,7 @@ def play_file(self, file_name, wait_to_finish=True):
 
     def stop_play(self):
         """Stops playing a wav file."""
+        self.audio.stop()
         if self.wavfile is not None:
             self.wavfile.close()
         self._speaker_enable.value = False