dt-bindings: vendor-prefixes: Add ASL Xiamen Technology

dt-bindings: vendor-prefixes: Add ASL Xiamen Technology

ASL Xiamen Technology Co. Ltd. is a Chinese high-speed interface and
display system chip design company. Adding it to the vendor prefixes.

Link: https://www.asl-tek.com/
Signed-off-by: Ettore Chimenti <ettore.chimenti@linaro.org>
Signed-off-by: Georg Gottleuber <ggo@tuxedocomputers.com>
Acked-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://patch.msgid.link/20251121142623.251118-2-ggo@tuxedocomputers.com