feat: Support OIDC custom property claims for Actions

[sswane]

Adds GET, POST, DELETE methods for enterprises and organizations OIDC custom property claims for GitHub Actions.

• /enterprises/{enterprise}/actions/oidc/customization/properties/repo
• /orgs/{org}/actions/oidc/customization/properties/repo

API Docs: https://docs.github.com/en/rest/actions/oidc?apiVersion=2026-03-10

closes #4407

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 97.53%. Comparing base (7de90cf) to head (274c01d).

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #4411   +/-   ##
=======================================
  Coverage   97.52%   97.53%           
=======================================
  Files         193      193           
  Lines       19668    19709   +41     
=======================================
+ Hits        19182    19223   +41     
  Misses        268      268           
  Partials      218      218           

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[gmlewis]

Thank you, @sswane!
LGTM.
Awaiting second LGTM+Approval from any other contributor to this repo before merging.

cc: @stevehipwell - @alexandear - @Not-Dhananjay-Mishra

[Not-Dhananjay-Mishra]

LGTM

[gmlewis]

Thank you, @sswane and @Not-Dhananjay-Mishra!
Merging.