fix: option vide rendue uniquement si emptyOptionLabel non vide (#36)

| 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: kevin <kevin@yuno.malio.fr>
Co-authored-by: Kevin Boudet <kevin@yuno.malio.fr>
Reviewed-on: #36
Co-authored-by: tristan <tristan@yuno.malio.fr>
Co-committed-by: tristan <tristan@yuno.malio.fr>

app/components/malio/select/Select.vue

@@ -208,10 +208,10 @@ const buttonId = `custom-select-btn-${uid}`
 const listboxId = `custom-select-listbox-${uid}`
 const listRef = ref<HTMLElement | null>(null)
 const listHeight = ref(0)
-const normalizedOptions = computed<Option[]>(() => [
-  {label: props.emptyOptionLabel, value: null},
-  ...props.options,
-])
+const normalizedOptions = computed<Option[]>(() => {
+  if (!props.emptyOptionLabel) return props.options
+  return [{label: props.emptyOptionLabel, value: null}, ...props.options]
+})
 const mergedGroupClass = computed(() =>
   twMerge('relative w-full', props.minWidth, props.maxWidth, props.groupClass),
 )