dt-bindings: display: simple: Add DataImage FG040346DSSWBG04 compatible string

Add DataImage FG040346DSSWBG04 4.3" 480x272 TFT LCD 24bit DPI panel
compatible string.

Acked-by: Thomas Zimmermann <tzimmermann@suse.de>
Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Rob Herring <robh+dt@kernel.org>
Cc: Sam Ravnborg <sam@ravnborg.org>
Cc: Thomas Zimmermann <tzimmermann@suse.de>
Cc: devicetree@vger.kernel.org
To: dri-devel@lists.freedesktop.org
Acked-by: Sam Ravnborg <sam@ravnborg.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20220422102242.18959-1-marex@denx.de