fix: Bad display after deleting a task - EXO-46811 -Meeds-io/meeds#2497

Before this change, when creates a task in Task's project and deletes it, the deleted task drawer is still displayed. To resolve this problem, add the closure of this drawer after confirmation of deletion. After this change, The drawer is automatically closed.

(cherry picked from commit 54b25c1)

webapps/src/main/webapp/vue-app/taskDrawer/components/TaskDrawer.vue

@@ -782,6 +782,7 @@ export default {
         document.dispatchEvent(new CustomEvent('deleteTask', {
           detail: this.task.id
         }));
+        this.$refs.addTaskDrawer.close();
       }).catch(e => {
         console.error('Error when deleting task', e);
         this.$root.$emit('show-alert', {