dt-bindings: gpu: vivante,gc: Remove trailing whitespace

Remove whitespace at the end of line.

Reviewed-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Link: https://lore.kernel.org/r/20200904145312.10960-6-krzk@kernel.org


Signed-off-by: Rob Herring <robh@kernel.org>