Merge pull request #17548 from yangdongsheng/mailmap

mailmap, organizationmap: add Dongsheng, Liuzhong, Pengcheng, Yang Affiliation

Reviewed-by: Jos Collin <jcollin@redhat.com>
Reviewed-by: Abhishek Lekshmanan <abhishek.lekshmanan@gmail.com>

diff --cc .mailmap
Simple merge

diff --cc .organizationmap
Simple merge