dt-bindings: display: panel: Document Densitron DMT028VGHMCMI-1D TFT on ILI9806E DSI TCON

Document Densitron DMT028VGHMCMI-1D 480x640 TFT matrix 2.83 inch panel
attached to Ilitek ILI9806E DSI TCON in the ILI9806E bindings.

Signed-off-by: Marek Vasut <[e-mail]>
Acked-by: Krzysztof Kozlowski <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Neil Armstrong <[e-mail]>
Link: https://patchwork.freedesktop.org/patch/msgid/[e-mail]

Documentation/devicetree/bindings/display/panel/ilitek,ili9806e.yaml

···
   compatible:
     items:
       - enum:
+          - densitron,dmt028vghmcmi-1d
           - ortustech,com35h3p70ulc
       - const: ilitek,ili9806e