Remove email tab and add SMS notification details

The email tab is commented out, simplifying the notifications UI to focus on SMS. Additionally, detailed SMS notification information is introduced, providing clarity on usage and activation for users.

src/views/dashboards/departmentDashboard/modules/notifications/DepartmentNotifications.vue

@@ -20,15 +20,22 @@ import NotificationsPhonePagination
           :allow-compact-when-one-tab="true"
           :tabs="[
             { name: 'SMS', slot: 'sms', icon: 'fas fa-sms', hidden: false },
-            { name: 'E-mail', slot: 'email', icon: 'fas fa-envelope', hidden: false },
+            //{ name: 'E-mail', slot: 'email', icon: 'fas fa-envelope', hidden: false },
           ]"
           >
           <template #sms>
+            <!-- What is this? -->
+            <div class="message">
+              <div class="message-header">
+                <p>SMS-notifikationer</p>
+              </div>
+              <div class="message-body">
+                <p>Oversigt over afdelingens SMS-notifikations telefonnumre.</p>
+                <p>Aktiverede telefonnumre vil modtage SMS-notifikationer når en kunde laver en booking.</p>
+              </div>
+            </div>
             <NotificationsPhonePagination />
           </template>
-          <template #email>
-            <p>E-mail</p>
-          </template>
         </element-tabs-box>
       </NotFoundFallBackPageWrapper>
     </DepartmentDashboardPageWrapper>