DOCSP-27920: atlas connection snippet w stableapi (#238)

* DOCSP-27920: atlas connection snippet w stableapi

* MW suggestions

Author: rustagir

source/fundamentals/connection.txt

@@ -55,8 +55,10 @@ options. In the example, we set two connection options:
 ``maxPoolSize=20`` and ``w=majority``. To learn more about connection
 options, read the :ref:`golang-connection-options` section of this guide.
 
-The following code shows how you can use the sample connection URI in a
-client to connect to MongoDB.
+The following code shows how you can use a connection string in a
+client to connect to MongoDB. In this example, the client uses 
+the :ref:`Stable API <golang-stable-api>` feature, though
+you can connect to MongoDB without this feature.
 
 .. literalinclude:: /includes/fundamentals/code-snippets/srv.go
    :language: go

source/includes/fundamentals/code-snippets/srv.go

@@ -9,12 +9,16 @@ import (
 	"go.mongodb.org/mongo-driver/mongo/readpref"
 )
 
-// Connection URI
-const uri = "mongodb://user:[email protected]:27017/?maxPoolSize=20&w=majority"
+// Paste your connection string URI here
+const uri = "<connection string>"
 
 func main() {
+
+	serverAPI := options.ServerAPI(options.ServerAPIVersion1)
+	opts := options.Client().ApplyURI(uri).SetServerAPIOptions(serverAPI)
+
 	// Create a new client and connect to the server
-	client, err := mongo.Connect(context.TODO(), options.Client().ApplyURI(uri))
+	client, err := mongo.Connect(context.TODO(), opts)
 
 	if err != nil {
 		panic(err)