DNM: ci: Use workflow from swiftlang/github-workflows for soundness checks#636

simonjbeaumont wants to merge 2 commits intoapple:mainapple/swift-openapi-generator:mainfrom

simonjbeaumont:sb/reusable-github-workflowssimonjbeaumont/swift-openapi-generator:sb/reusable-github-workflowsCopy head branch name to clipboard