ALSA: ca0106: Constify snd_ca0106_category_str items

snd_ca0106_con_category array is read-only and can be marked as const.

There should be no functional changes by this patch.

Link: https://lore.kernel.org/r/20200103081714.9560-47-tiwai@suse.deSigned-off-by: Takashi Iwai <tiwai@suse.de>

sound/pci/ca0106/ca0106_proc.c

@@ -66,7 +66,7 @@ struct snd_ca0106_category_str {
 	const char *name;
 };
 
-static struct snd_ca0106_category_str snd_ca0106_con_category[] = {
+static const struct snd_ca0106_category_str snd_ca0106_con_category[] = {
 	{ IEC958_AES1_CON_DAT, "DAT" },
 	{ IEC958_AES1_CON_VCR, "VCR" },
 	{ IEC958_AES1_CON_MICROPHONE, "microphone" },