ALSA: hda: boolean values to a bool variable

Fix the following coccicheck warnings:

./sound/pci/hda/patch_conexant.c:570:2-20: WARNING:
Assignment of 0/1 to bool variable.
Reported-by: Abaci Robot <abaci@linux.alibaba.com>
Signed-off-by: Jiapeng Zhong <abaci-bugfix@linux.alibaba.com>
Link: https://lore.kernel.org/r/1610958469-65856-1-git-send-email-abaci-bugfix@linux.alibaba.comSigned-off-by: Takashi Iwai <tiwai@suse.de>

sound/pci/hda/patch_conexant.c

@@ -567,7 +567,7 @@ static void cxt_fixup_mute_led_eapd(struct hda_codec *codec,
 
 	if (action == HDA_FIXUP_ACT_PRE_PROBE) {
 		spec->mute_led_eapd = 0x1b;
-		spec->dynamic_eapd = 1;
+		spec->dynamic_eapd = true;
 		snd_hda_gen_add_mute_led_cdev(codec, cx_auto_vmaster_mute_led);
 	}
 }