Add support for 14.2

[johannesconsulting]

With the release of 14.2, CyberArk finally added support for POST (the new default) instead of GET. This issue is created to request support for the new features with the release of 14.2 https://docs.cyberark.com/credential-providers/latest/en/content/landingpages/cp-wn-rn-14.2.htm