"Deny" workflow during OAuth process

[sheilarabun]

Currently, when a user goes to connect their ORCID iD to OJS, if the user clicks "deny" as opposed to "authorize" on the ORCID OAuth screen, the user is just re-directed back to the same page they were on previously and the option to "create or connect ORCID iD" disappears unless the user refreshes the page.

The best practice, upon a user clicking "deny" during the OAuth process, is to display a message indicating that the ORCID iD was not connected and prompt the user to connect and authorize again. If we could update that deny workflow it would improve the plugin. Thanks!