contrib/gitdm: Add Google to the domain map

There is a number of contributors from this domain,
add its own entry to the gitdm domain map.

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Acked-by: Erik Kline <ek@google.com>
Message-Id: <20201006160653.2391972-6-f4bug@amsat.org>
Message-Id: <20201007160038.26953-12-alex.bennee@linaro.org>

contrib/gitdm/domain-map

@@ -9,8 +9,9 @@ baidu.com       Baidu
 bytedance.com   ByteDance
 cmss.chinamobile.com China Mobile
 citrix.com      Citrix
-greensocs.com   GreenSocs
 fujitsu.com     Fujitsu
+google.com      Google
+greensocs.com   GreenSocs
 huawei.com      Huawei
 ibm.com         IBM
 igalia.com      Igalia