ALSA: line6: Remove invalid capability bits for PODxt Live Variax

PODxt Live Variax doesn't have PCM and HWMON but only MIDI.
Signed-off-by: Takashi Iwai <tiwai@suse.de>

sound/usb/line6/variax.c

@@ -259,9 +259,7 @@ static const struct line6_properties variax_properties_table[] = {
 	[LINE6_PODXTLIVE_VARIAX] = {
 		.id = "PODxtLive",
 		.name = "PODxt Live",
-		.capabilities	= LINE6_CAP_CONTROL
-				| LINE6_CAP_PCM
-				| LINE6_CAP_HWMON,
+		.capabilities	= LINE6_CAP_CONTROL,
 		.altsetting = 1,
 		.ep_ctrl_r = 0x86,
 		.ep_ctrl_w = 0x05,