dts: binding: vendor-prefixes: Remove duplicate vendor prefix

The "spacecubics" entry was redundant as we use the "sc" prefix for Space
Cubics, Inc.

Removing this duplicate to avoid confusion and maintain consistency in
vendor naming.

Signed-off-by: Gaetan Perrot <[email protected]>

Author: moonlight83340

dts/bindings/vendor-prefixes.txt

@@ -646,7 +646,6 @@ solderparty	Solder Party AB
 solidrun	SolidRun
 solomon	Solomon Systech Limited
 sony	Sony Corporation
-spacecubics	Space Cubics, LLC
 spansion	Spansion Inc.
 sparkfun	SparkFun Electronics
 sprd	Spreadtrum Communications Inc.