chore(front): fix linter error

src/components/Event/DateCalendarIcon.vue

@@ -22,7 +22,7 @@
   </div>
 </template>
 <script lang="ts" setup>
-import { computed, watch } from "vue";
+import { computed } from "vue";
 import { useI18n } from "vue-i18n";
 
 const { locale } = useI18n({ useScope: "global" });