contrib/gitdm: add domain-map for Cestc

Signed-off-by: luzhipeng <luzhipeng@cestc.cn>
Message-Id: <20230628072236.1925-1-luzhipeng@cestc.cn>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20231106185112.2755262-19-alex.bennee@linaro.org>

contrib/gitdm/domain-map

@@ -12,6 +12,7 @@ amd.com         AMD
 aspeedtech.com  ASPEED Technology Inc.
 baidu.com       Baidu
 bytedance.com   ByteDance
+cestc.cn        Cestc
 cmss.chinamobile.com China Mobile
 citrix.com      Citrix
 crudebyte.com   Crudebyte