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

Documentation/devicetree/bindings/gpu/vivante,gc.yaml

@@ -33,7 +33,7 @@ properties:
       - description: AXI/master interface clock
       - description: GPU core clock
       - description: Shader clock (only required if GPU has feature PIPE_3D)
-      - description: AHB/slave interface clock (only required if GPU can gate 
+      - description: AHB/slave interface clock (only required if GPU can gate
           slave interface independently)
     minItems: 1
     maxItems: 4