message: [now-cli] Add `--confirm` to help
  ```
  $ now --help
  [...]
  -c, --confirm                  Confirm default options and skip questions
  ```
diff: @@ -66,6 +66,7 @@ export const latestHelp = () => `
  -S, --scope Set a custom scope
  --regions Set default regions to enable the deployment on
  --prod Create a production deployment
  + -c, --confirm Confirm default options and skip questions
  ${note(
  `To view the usage information for Now 1.0, run ${code(
  