Backports DOCSP-35047 to v6.0 (#122)

Backports #120 

[Build](https://workerpool-boxgs.mongodbstitch.com/pages/job.html?collName=queue&jobId=65e0b32411db7b042736ccf6)

Author: sarahsimpers

snooty.toml

@@ -7,7 +7,8 @@ intersphinx = [ "https://docs.mongodb.com/manual/objects.inv",
                 "https://www.mongodb.com/docs/mongocli/stable/objects.inv",
                 "https://www.mongodb.com/docs/mongodb-shell/objects.inv",
                 "https://www.mongodb.com/docs/datalake/objects.inv",
-                "https://www.mongodb.com/docs/atlas/app-services/objects.inv"
+                "https://www.mongodb.com/docs/atlas/app-services/objects.inv",
+                "https://www.mongodb.com/docs/cluster-to-cluster-sync/current/objects.inv"
               ]
 
 toc_landing_pages = [