FS-8642 #resolve [CF_VIDEO_READY set on non-video calls]

src/switch_channel.c

@@ -1995,8 +1995,9 @@ SWITCH_DECLARE(void) switch_channel_clear_flag(switch_channel_t *channel, switch
 		ACTIVE = 1;
 	}
 
-	if (flag == CF_VIDEO_PASSIVE) {
+	if (flag == CF_VIDEO_PASSIVE && channel->flags[CF_VIDEO]) {
 		channel->flags[CF_VIDEO_READY] = 1;
+
 		if (channel->flags[flag]) {
 			CLEAR = 1;
 		}