DOCSP-47829 - Note about Docker and replica sets (#523)

(cherry picked from commit e3c6986)

Author: mongoKart

source/fundamentals/connection/connect.txt

@@ -154,3 +154,7 @@ hosts, including ``sample.host1``:
    :language: csharp
    :start-after: // start replica set connection
    :end-before: // end replica set connection
+
+.. note:: Replica Set in Docker
+
+   .. sharedinclude:: dbx/docker-replica-set.rst