Don't add <li> if link is disabled

Fixes #1903

src/components/NavBar.vue

@@ -68,10 +68,9 @@
               >{{ t("Register") }}</router-link
             >
           </li>
-          <li v-for="(link, index) in externalLinksConfig" :key="index">
+          <li v-for="(link, index) in enabledExternalLinks" :key="index">
             <a
               :href="link.url"
-              v-if="link.enabled"
               rel="noopener noreferrer ugc"
               target="_blank"
               class="block py-2 pr-4 pl-3 text-zinc-700 border-b border-gray-100 hover:bg-zinc-50 md:hover:bg-transparent md:border-0 md:hover:text-mbz-purple-700 md:p-0 dark:text-zinc-400 md:dark:hover:text-white dark:hover:bg-zinc-700 dark:hover:text-white md:dark:hover:bg-transparent dark:border-gray-700"
@@ -297,6 +296,11 @@ const router = useRouter();
 const route = useRoute();
 
 const { externalLinksConfig } = useExternalLinksConfig();
+
+const enabledExternalLinks = computed(() =>
+  externalLinksConfig.value?.filter((link) => link.enabled)
+);
+
 const { registrationsOpen, registrationsAllowlist, databaseLogin } =
   useRegistrationConfig();