[clang] [clang] workaround libclang-python windows CI failures (PR #207875)

[Jannick Kremer via cfe-commits]

DeinAlptraum wrote:

@mizvekov 
Thank you!
Could you also post the logs output? It seems I'm not allowed to access the link you sent 
```
<Error>
<Code>AuthenticationFailed</Code>
<Message>
Server failed to authenticate the request. Make sure the value of Authorization header is formed correctly including the signature. RequestId:93efda22-001e-0029-236d-0e9060000000 Time:2026-07-08T00:06:13.3869832Z
</Message>
<AuthenticationErrorDetail>
Signature not valid in the specified key time frame: Key start [Tue, 07 Jul 2026 17:19:20 GMT] - Key expiry [Tue, 07 Jul 2026 21:19:20 GMT] - Current [Wed, 08 Jul 2026 00:06:13 GMT]
</AuthenticationErrorDetail>
</Error>
```

https://github.com/llvm/llvm-project/pull/207875