dateFormat does not reflect the chosen locale

[alex-piccione]

Describe the bug When a locale is passed the dateFormat should reflect that locale and not using the default MM/dd/yyyy.

To Reproduce

1. Use the provided example for setting the locale:

import { registerLocale, setDefaultLocale } from  "react-datepicker";
import es from 'date-fns/locale/es';
registerLocale('es', es)

<DatePicker
  locale="es"
/>

2. Look at the date in the textfield, it is in the format MM/dd/yyyy

Expected behavior The date in the textbox should be in the format dd/MM/yyyy

Screenshots

Desktop (please complete the following information):

• OS: Windows
• Browser Chrome
• Version latest

Smartphone (please complete the following information):

Not tested on smartphone.

Additional context Sandbox: https://codesandbox.io/s/es-locale-forked-0d4ck

[mkaivanto]

#3375

Use dateFormat prop with eg. 'P' for Long localized date 'p' for Long localized time 'Pp' for Combination of date and time

[stale[bot]]

This issue has been automatically marked as stale because it has not had recent activity. It will be closed if no further activity occurs. Thank you for your contributions.

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[github-actions[bot]]

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