This replaces the previous attempt to add c-sky.com. Group everything
under Alibaba now.

Added as requested by LIU Zhiwei.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Acked-by: Guo Ren <guoren@kernel.org>
Reviewed-by: Xuan Zhuo <xuanzhuo@linux.alibaba.com>
Reviewed-by: LIU Zhiwei <zhiwei_liu@linux.alibaba.com>
Message-Id: <20230315174331.2959-30-alex.bennee@linaro.org>