Authentication support for mTLS?

[haneef95]

Is your feature request related to a problem?

Provided authentication with mTLS by providing crt and keys.

Example:

curl --cacert ca.crt \ --key client.key \ --cert client.crt \ https://... 

Describe the solution you'd like

Make the 3 mTLS parameters above available on all the blocks provider, data source and resource.

Acceptance criteria

Describe alternatives you've considered

https://registry.terraform.io/providers/Mastercard/restapi/latest/docs

Additional context

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