audio: removed function finishAudioConfig()

There's no point in clearing the audio format before exiting.

src/audio.c

@@ -54,8 +54,3 @@ void initAudioConfig(void)
 		g_error("error parsing \"%s\" at line %i: %s",
 			CONF_AUDIO_OUTPUT_FORMAT, param->line, error->message);
 }
-
-void finishAudioConfig(void)
-{
-	audio_format_clear(&configured_audio_format);
-}

src/audio.h

@@ -30,6 +30,4 @@ void getOutputAudioFormat(const struct audio_format *inFormat,
 /* make sure initPlayerData is called before this function!! */
 void initAudioConfig(void);
 
-void finishAudioConfig(void);
-
 #endif

src/main.c

@@ -407,7 +407,6 @@ int main(int argc, char *argv[])
 	input_stream_global_finish();
 	finishNormalization();
 	audio_output_all_finish();
-	finishAudioConfig();
 	volume_finish();
 	mapper_finish();
 	path_global_finish();