Add example of creating client with TLS

Posted by hubie:

I’m having difficulty in successfully configuring the client to connect to Dgraph using TLS.

Could you provide/document an example of how this would be set up?

Thanks!

sleto-it commented :

Hi @hubie,

Sorry if this took some time. We just merged a PR which includes an example. Please take a look at the following section and let us know if this helps you or if you have additional questions:

Thanks again for opening this ticket,