Convert ReactDOMServerIntegrationLegacyContextDisabled to createRoot#28448

eps1lon merged 1 commit intofacebook:mainfacebook/react:mainfrom

eps1lon:test/create-root/ReactDOMServerIntegrationLegacyContextDisabledeps1lon/react:test/create-root/ReactDOMServerIntegrationLegacyContextDisabledCopy head branch name to clipboard