Add support for building Swift-DocC-Render in Swift CI#251

ethan-kusters wants to merge 2 commits intoswiftlang:mainswiftlang/swift-docker:mainfrom

ethan-kusters:r81634420-add-node-dependency-for-swift-docc-renderethan-kusters/swift-docker:r81634420-add-node-dependency-for-swift-docc-renderCopy head branch name to clipboard