Updated setConnectedFields.js with correct markers

Signed-off-by: Mudit Garg <35302867+garg-mudit@users.noreply.github.com>

Author: garg-mudit

lib/connectedFields/examples/setConnectedFields.js

@@ -59,7 +59,7 @@ const sendEnvelope = async (args) => {
   const results = await envelopesApi.createEnvelope(args.accountId, {
     envelopeDefinition: envelope,
   });
-  //ds-snippet-start:ConnectedFields1Step6
+  //ds-snippet-end:ConnectedFields1Step6
 
   const envelopeId = results.envelopeId;
   console.log(`Envelope was created. EnvelopeId ${envelopeId}`);