v2.331 runner fails authentication with 404

[acnicholls]

Describe the bug
the runner, on a fresh install, reports 404 when attempting to register

To Reproduce
Steps to reproduce the behavior:

1. download v2.331 for windows
2. run ./config.cmd with url and token params
3. See error

Http response code: NotFound from 'POST https://api.github.com/actions/runner-registration' (Request Id: D4D9:3FFD74:646B4F8:1A91A34E:697840D8)
{"message":"Not Found","documentation_url":"https://docs.github.com/rest","status":"404"}
Response status code does not indicate success: 404 (Not Found).

Expected behavior
runner should register

Runner Version and Platform

v2.331

OS of the machine running the runner? Windows

What's not working?

runner registration

Job Log Output

PS> ./config.cmd --url <REDACTED> --token <REDACTED>

--------------------------------------------------------------------------------
|        ____ _ _   _   _       _          _        _   _                      |
|       / ___(_) |_| | | |_   _| |__      / \   ___| |_(_) ___  _ __  ___      |
|      | |  _| | __| |_| | | | | '_ \    / _ \ / __| __| |/ _ \| '_ \/ __|     |
|      | |_| | | |_|  _  | |_| | |_) |  / ___ \ (__| |_| | (_) | | | \__ \     |
|       \____|_|\__|_| |_|\__,_|_.__/  /_/   \_\___|\__|_|\___/|_| |_|___/     |
|                                                                              |
|                       Self-hosted runner registration                        |
|                                                                              |
--------------------------------------------------------------------------------

# Authentication

Http response code: NotFound from 'POST https://api.github.com/actions/runner-registration' (Request Id: D4D9:3FFD74:646B4F8:1A91A34E:697840D8)
{"message":"Not Found","documentation_url":"https://docs.github.com/rest","status":"404"}
Response status code does not indicate success: 404 (Not Found).

Runner and Worker's Diagnostic Logs

Runner_20260127-043254-utc.log