fix(ui): prevent long default group name from overflowing admin settings layout (open-webui#25685)

Author: silentoplayz

src/lib/components/admin/Settings/Authentication.svelte

@@ -135,9 +135,9 @@
 
 				<div class="  mb-2.5 flex w-full justify-between">
 					<div class=" self-center text-xs font-medium">{$i18n.t('Default Group')}</div>
-					<div class="flex items-center relative">
+					<div class="flex items-center relative max-w-48">
 						<select
-							class="w-fit pr-8 rounded-sm px-2 text-xs bg-transparent outline-hidden text-right"
+							class="w-full pr-8 rounded-sm px-2 text-xs bg-transparent outline-hidden text-right truncate"
 							bind:value={adminConfig.DEFAULT_GROUP_ID}
 							placeholder={$i18n.t('Select a group')}
 						>

src/lib/components/admin/Settings/General.svelte

@@ -238,7 +238,7 @@
 					</div>
 				</div>
 
-				<div class="mb-3">
+			<div class="mb-3">
 					<div class=" mt-0.5 mb-2.5 text-base font-medium">{$i18n.t('Features')}</div>
 
 					<hr class=" border-gray-100/30 dark:border-gray-850/30 my-2" />