ALSA: hda - Convert from takslet_hi_schedule() to tasklet_schedule()

Replace all tasklet_hi_schedule() callers with the normal
tasklet_schedule().  The former often causes troubles with
RT-kernels, and has actually no merit.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/core/rtctimer.c b/sound/core/rtctimer.c
index 51e64e3..0851cd1 100644
--- a/sound/core/rtctimer.c
+++ b/sound/core/rtctimer.c
@@ -118,7 +118,7 @@
  */
 static void rtctimer_interrupt(void *private_data)
 {
-	tasklet_hi_schedule(private_data);
+	tasklet_schedule(private_data);
 }