message: [Admin] (doc gen) Fix preview file name
diff: @@ -31,7 +31,7 @@ tryCatch(async () => {
  choices: [
  { name: "DefinitelyTyped (preview)", value: "https://raw.githubusercontent.com/DefinitelyTyped/DefinitelyTyped/master/types/office-js-preview/index.d.ts" },
  { name: "Beta CDN", value: "https://appsforoffice.officeapps.live.com/lib/beta/hosted/office.d.ts" },
  - { name: "Local file [generate-docs\\script-inputs\\office.d.ts]", value: "" }
  + { name: "Local file [generate-docs\\script-inputs\\office_preview.d.ts]", value: "" }
  ]
  });
  