✨feat: Enhance support for /access

[alperencelik]

This PR aims to complete /access API calls for Proxmox. Here is the documentation of /access API.

https://pve.proxmox.com/pve-docs/api-viewer/index.html#/access

[codecov]

Codecov Report

Attention: Patch coverage is 90.47619% with 2 lines in your changes are missing coverage. Please review.

Project coverage is 26.37%. Comparing base (fdb95a1) to head (8928924).
Report is 7 commits behind head on main.

Files	Patch %	Lines
access.go	90.47%	2 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #125      +/-   ##
==========================================
+ Coverage   25.95%   26.37%   +0.42%     
==========================================
  Files          15       15              
  Lines        1753     1797      +44     
==========================================
+ Hits          455      474      +19     
- Misses       1278     1303      +25     
  Partials       20       20              

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[luthermonson]

tests! you absolute mad lad

[alperencelik]

I know I was a little lazy to add them before but I had to start somewhere 😄