dt-bindings: Add vendor prefix for oceanic

Add oceanic vendor prefix.

Oceanic Systems (UK) Ltd design and manufacture world-class marine
systems for control and monitoring vessels.
Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
Signed-off-by: Maxime Ripard <maxime.ripard@bootlin.com>

Documentation/devicetree/bindings/vendor-prefixes.txt

@@ -287,6 +287,7 @@ nuvoton	Nuvoton Technology Corporation
 nvd	New Vision Display
 nvidia	NVIDIA
 nxp	NXP Semiconductors
+oceanic	Oceanic Systems (UK) Ltd.
 okaya	Okaya Electric America, Inc.
 oki	Oki Electric Industry Co., Ltd.
 olimex	OLIMEX Ltd.