message: docs(aio): fix typo for missing quote
  PR Close
diff: @@ -100,7 +100,7 @@ locale data itself.
  If you want to register the imported locale data with another locale id, use the second parameter to
  specify a custom locale id. For example, Angular's locale data defines the locale id for French as
  "fr". You can use the second parameter to associate the imported French locale data with the custom
  -locale id "fr-FR instead of "fr".
  +locale id "fr-FR" instead of "fr".
  The files in `@angular/common/locales` contain most of the locale data that you
  need, but some advanced formatting options might only be available in the extra dataset that you can
  