fbdev/simplefb: change loglevel when the power domains cannot be parsed

When the power domains cannot be parsed, the message is incorrectly
logged as an info message. Let's change this to an error since an error
is returned.

Fixes: 92a511a5 ("fbdev/simplefb: Add support for generic power-domains")
Signed-off-by: Brian Masney <bmasney@redhat.com>
Acked-by: Andrew Halaney <ahalaney@redhat.com>
Acked-by: Javier Martinez Canillas <javierm@redhat.com>
Acked-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20231212195754.232303-1-bmasney@redhat.com

drivers/video/fbdev/simplefb.c

@@ -470,7 +470,7 @@ static int simplefb_attach_genpds(struct simplefb_par *par,
 		if (err == -ENOENT)
 			return 0;
 
-		dev_info(dev, "failed to parse power-domains: %d\n", err);
+		dev_err(dev, "failed to parse power-domains: %d\n", err);
 		return err;
 	}