Fix exit issue

Fixed an issue whereby the 3DS would crash when attempting to exit the
3DSX version of ctrmus.

Signed-off-by: Mahyar Koshkouei <deltabeard@users.noreply.github.com>

source/all.h

@@ -15,7 +15,7 @@ struct decoder_fn
 {
 	int (* init)(const char* file);
 	uint32_t (* rate)(void);
-	uint8_t (*channels)(void);
+	uint8_t (* channels)(void);
 	int buffSize;
 	uint64_t (* decode)(void*);
 	void (* exit)(void);