DOCSP-48761: docker note (#237)

Author: rustagir

source/connect/connection-targets.txt

@@ -107,10 +107,14 @@ set this connection option:
    :language: php
    :copyable: true
 
+.. note:: Replica Set in Docker
+
+   .. sharedinclude:: dbx/docker-replica-set.rst
+
 API Documentation
 -----------------
 
 To learn more about using the ``MongoDB\Client`` class,
 see the following API documentation:
 
-- :phpclass:`MongoDB\Client`
+- :phpclass:`MongoDB\Client`