Unable to execute macOS CI from apple/swift-tools-support-core

[compnerd]

Description

swiftlang/swift-tools-support-core#442 has been unable to execute the macOS CI job for a while across-multiple requests.

Additional information

No response

[shahmishal]

One build is causing an issue triggering other builds
https://ci.swift.org/view/Pull%20Requests/job/pr-swift-tools-support-core-macos/317/

[shahmishal]

Fixed: builds are now starting - https://ci.swift.org/view/Pull%20Requests/job/pr-swift-tools-support-core-macos/