Refresh Token capability to TPP

[chaitanya14]

BUSINESS PROBLEM
At present, our access token expires for every 90 days and we end up creating a new token and update the token.

PROPOSED SOLUTION
Add refresh_token and client_id to the provider config and generate venafi config using the refreshToken and clientId and let venafi sdk do its work.
#102

CURRENT ALTERNATIVES
Generate token for every 90 days and update the access_token.

VENAFI EXPERIENCE
We have been using since a year.

[brental]

Similar to #25 and #105 this issue seems like it would be handled by the venafi-token provider and a venafi-token_credential resource. Could it also be closed?

[brental]

@luispresuelVenafi Can this be closed similar to #25 ?

[luispresuelVenafi]

Yes @brental , this has been resolved as well now that we have Terraform Token Provider. I'm closing this issue