of: Add Solomon Systech vendor prefix.

This patch adds the solomon prefix for Solomon Systech Limited.
Signed-off-by: Thomas Niederprüm <niederp@physik.uni-kl.de>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>

Documentation/devicetree/bindings/vendor-prefixes.txt

@@ -181,6 +181,7 @@ skyworks	Skyworks Solutions, Inc.
 smsc	Standard Microsystems Corporation
 snps	Synopsys, Inc.
 solidrun	SolidRun
+solomon        Solomon Systech Limited
 sony	Sony Corporation
 spansion	Spansion Inc.
 sprd	Spreadtrum Communications Inc.