Get-certificate-chain

* Fixing bug [MitM proxy/ssl decrypt](https://github.com/TheScriptGuy/getCertificateChain/issues/5)

* Enhancement request [adding Root Found output](https://github.com/TheScriptGuy/getCertificateChain/issues/2)

* Fixing bug [deprecation warning](https://github.com/TheScriptGuy/getCertificateChain/issues/1)

2023-03-12

* --get-ca-cert-pem now default to prevent issues where certificate did not have AIA.

* run method now returns a dictionary of the certificate chain files

* Refactored the normalize_subject method to use a list comprehension.
* Changed the check_url method to a static method since it doesn't use instance variables.