message: Update localization.md
  Align case of `Validator` (`Validator` Vs. `validator`) to avoid confusion
diff: @@ -61,13 +61,13 @@ const dictionary = {
  }
  };
  -validator.localize('en'); // changes the locale
  +Validator.localize('en'); // changes the locale
  // Merges the English dictionary and sets the current locale to English.
  -validator.localize('en', dictionary.en);
  +Validator.localize('en', dictionary.en);
  // Merge all defined languages in the dictionary but does not set the current locale.
  -validator.localize(dictionary);
  +Validator.localize(dictionary);
  ```
  All validators' locales are shared, calling `localize` on any instance available within any component will change the locale for all validators.
  