feat: Développer le composant Datepicker (#52)

| Numéro du ticket | Titre du ticket |
|------------------|-----------------|
|                  |                 |

## Description de la PR

## Modification du .env

## Check list

- [ ] Pas de régression
- [ ] TU/TI/TF rédigée
- [ ] TU/TI/TF OK
- [ ] CHANGELOG modifié

Co-authored-by: matthieu <matthieu@yuno.malio.fr>
Co-authored-by: THOLOT DECHENE Matthieu <matthieu@yuno.malio.fr>
Reviewed-on: #52
Co-authored-by: tristan <tristan@yuno.malio.fr>
Co-committed-by: tristan <tristan@yuno.malio.fr>

.playground/playground.nav.ts

@@ -25,6 +25,17 @@ export const navSections: SidebarSection[] = [
       {label: 'Éditeur riche', to: '/composant/input/inputRichText'},
     ],
   },
+  {
+    label: 'DATES & HEURES',
+    icon: 'mdi:calendar-clock',
+    items: [
+      {label: 'Date', to: '/composant/date/date'},
+      {label: 'Plage de dates', to: '/composant/date/dateRange'},
+      {label: 'Semaine', to: '/composant/date/dateWeek'},
+      {label: 'Date & heure', to: '/composant/date/datetime'},
+      {label: 'Heure', to: '/composant/time/time'},
+    ],
+  },
   {
     label: 'SÉLECTIONS',
     icon: 'mdi:form-dropdown',