[IDE][SourceKit/DocSupport] Add members of underscored protocol extensions in extensions of conforming types.#32148

nathawes merged 1 commit intoswiftlang:masterswiftlang/swift:masterfrom

nathawes:doc-info-underscored-protocol-synthesised-extensionsnathawes/swift:doc-info-underscored-protocol-synthesised-extensionsCopy head branch name to clipboard