dt-bindings: add laird and giantec vendor prefix

This adds a vendor prefix "laird" for Laird PLC who make
CPU modules and system on chips.
Also adds "giantec" for Giantec Semiconductor, Inc. who
make eeprom memory used on Laird designs.

Signed-off-by: Ben Whitten <ben.whitten@lairdtech.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>

Documentation/devicetree/bindings/vendor-prefixes.txt

@@ -136,6 +136,7 @@ geekbuying	GeekBuying
 gef	GE Fanuc Intelligent Platforms Embedded Systems, Inc.
 GEFanuc	GE Fanuc Intelligent Platforms Embedded Systems, Inc.
 geniatech	Geniatech, Inc.
+giantec	Giantec Semiconductor, Inc.
 giantplus	Giantplus Technology Co., Ltd.
 globalscale	Globalscale Technologies, Inc.
 gmt	Global Mixed-mode Technology, Inc.
@@ -193,6 +194,7 @@ koe	Kaohsiung Opto-Electronics Inc.
 kosagi	Sutajio Ko-Usagi PTE Ltd.
 kyo	Kyocera Corporation
 lacie	LaCie
+laird	Laird PLC
 lantiq	Lantiq Semiconductor
 lattice	Lattice Semiconductor
 lego	LEGO Systems A/S