media: dt-bindings: rc: add rc-mygica-utv3

Add a binding for the rc-mygica-utv3 keymap

Signed-off-by: Nils Rothaug <[e-mail]>
Acked-by: Rob Herring (Arm) <[e-mail]>
Signed-off-by: Sean Young <[e-mail]>
Signed-off-by: Hans Verkuil <[e-mail]>

Documentation/devicetree/bindings/media/rc.yaml

···
       - rc-msi-digivox-iii
       - rc-msi-tvanywhere
       - rc-msi-tvanywhere-plus
+      - rc-mygica-utv3
       - rc-nebula
       - rc-nec-terratec-cinergy-xs
       - rc-norwood