DOCSP-48763: Docker note (#114)

(cherry picked from commit c4ed87f)

Author: mcmorisi

source/connect/connection-targets.txt

@@ -101,15 +101,17 @@ set ``myreplset``, which is running on port ``27017`` of three different hosts
    :end-before: end-connect-replica
    :dedent:
 
-.. note::
-
-   The ``mongoc_client_new()`` function is *non-blocking*.
-   When you connect to a replica set, the constructor returns immediately while the
-   client uses background threads to connect to the replica set.
+The ``mongoc_client_new()`` function is *non-blocking*.
+When you connect to a replica set, the constructor returns immediately while the
+client uses background threads to connect to the replica set.
 
-   If you construct a ``mongoc_client_t`` object and immediately print the string representation
-   of its ``nodes`` attribute, the list might be empty while the client connects to
-   the replica-set members.
+If you construct a ``mongoc_client_t`` object and immediately print the string representation
+of its ``nodes`` attribute, the list might be empty while the client connects to
+the replica-set members.
+
+.. note:: Replica Set in Docker
+
+   .. sharedinclude:: dbx/docker-replica-set.rst
 
 API Documentation
 -----------------