Update Domestic

Source/non_ip/domestic.conf

@@ -306,6 +306,9 @@ DOMAIN-SUFFIX,battlenet.com.cn
 
 DOMAIN-SUFFIX,dl.delivery.mp.microsoft.com
 
+# Microsoft 365 China
+DOMAIN-SUFFIX,sharepoint.cn
+
 # Steam China
 DOMAIN-SUFFIX,wmsj.cn
 DOMAIN-SUFFIX,wmsjsteam.com