ALSA: isa: fix spelling mistakes in the comments

Fix spelling mistakes in the comments:
	initailise ==> initialise
	tranfer ==> transfer
	Initialse ==> Initialise
Signed-off-by: Liang Wang <wangliang101@huawei.com>
Link: https://lore.kernel.org/r/20200816071309.121461-1-wangliang101@huawei.comSigned-off-by: Takashi Iwai <tiwai@suse.de>

sound/isa/sscape.c

@@ -308,7 +308,7 @@ static inline int verify_mpu401(const struct snd_mpu401 *mpu)
 }
 
 /*
- * This is apparently the standard way to initailise an MPU-401
+ * This is apparently the standard way to initialise an MPU-401
  */
 static inline void initialise_mpu401(const struct snd_mpu401 *mpu)
 {
@@ -339,7 +339,7 @@ static void soundscape_free(struct snd_card *c)
 }
 
 /*
- * Tell the SoundScape to begin a DMA tranfer using the given channel.
+ * Tell the SoundScape to begin a DMA transfer using the given channel.
  * All locking issues are left to the caller.
  */
 static void sscape_start_dma_unsafe(unsigned io_base, enum GA_REG reg)
@@ -803,7 +803,7 @@ static int mpu401_open(struct snd_mpu401 *mpu)
 }
 
 /*
- * Initialse an MPU-401 subdevice for MIDI support on the SoundScape.
+ * Initialise an MPU-401 subdevice for MIDI support on the SoundScape.
  */
 static int create_mpu401(struct snd_card *card, int devnum,
 			 unsigned long port, int irq)