fix: component style (#80)

| 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

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Co-authored-by: admin malio <malio@yuno.malio.fr>
Co-authored-by: THOLOT DECHENE Matthieu <matthieu@yuno.malio.fr>
Co-authored-by: matthieu <matthieu@yuno.malio.fr>
Reviewed-on: #80
Co-authored-by: tristan <tristan@yuno.malio.fr>
Co-committed-by: tristan <tristan@yuno.malio.fr>

app/components/malio/input/InputPhone.vue

@@ -42,9 +42,8 @@
       />
 
       <button
-        v-if="addable"
+        v-if="addable && !disabled"
         type="button"
-        :disabled="disabled"
         :aria-label="addButtonLabel"
         data-test="add-button"
         :class="mergedAddButtonClass"