Mac CRL hangs instead of bubbling up the error

- [ ] This issue is blocking
- [ ] This issue is causing unreasonable pain

We should bubble up errors and not hang. Here's an example

[Apply "fail open" workaround to FindDotNetCliPackage (#16293) · dotnet/arcade@4bb60de](https://nam06.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgithub.com%2Fdotnet%2Farcade%2Fcommit%2F4bb60deca10193c27f5bdf0a6afc5878ef558455&data=05%7C02%7Cmawilkie%40microsoft.com%7C7f28801f90094346e86b08de229b2771%7C72f988bf86f141af91ab2d7cd011db47%7C1%7C0%7C638986246929240593%7CUnknown%7CTWFpbGZsb3d8eyJFbXB0eU1hcGkiOnRydWUsIlYiOiIwLjAuMDAwMCIsIlAiOiJXaW4zMiIsIkFOIjoiTWFpbCIsIldUIjoyfQ%3D%3D%7C0%7C%7C%7C&sdata=zZc6lKXPtjM1C4pHVDEV6F43VdmGCYMk3zszdsF720Y%3D&reserved=0)
[Use fail-open certificate revocation check in AzureDevOpsTask (#16280) · dotnet/arcade@3a7f017](https://nam06.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgithub.com%2Fdotnet%2Farcade%2Fcommit%2F3a7f017be1c42a4ecc516446977cf55d429cf390&data=05%7C02%7Cmawilkie%40microsoft.com%7C7f28801f90094346e86b08de229b2771%7C72f988bf86f141af91ab2d7cd011db47%7C1%7C0%7C638986246929253842%7CUnknown%7CTWFpbGZsb3d8eyJFbXB0eU1hcGkiOnRydWUsIlYiOiIwLjAuMDAwMCIsIlAiOiJXaW4zMiIsIkFOIjoiTWFpbCIsIldUIjoyfQ%3D%3D%7C0%7C%7C%7C&sdata=OYGj5zec9D8R%2BoYKFAatrrogsFGHCfncpU1M5lJ8Oqg%3D&reserved=0)

Obviously it'd be good to make this as generic as possible.

Also, this probably something that is best put in httphandler, but I'm starting here in Arcade as it's where the issue reveals itself.