HID: Ignore battery for Elan touchscreen on Asus UX550VE

Battery status is reported for the Asus UX550VE touchscreen even though
it does not have a battery. Prevent it from always reporting the
battery as low.

BugLink: https://bugzilla.redhat.com/show_bug.cgi?id=1897823


Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>