style: replace h-[1px] with h-px to unify the writing format of Tailwind CSS (#24146)

web/app/components/base/chat/chat/citation/index.tsx

@@ -79,7 +79,7 @@ const Citation: FC<CitationProps> = ({
     <div className='-mb-1 mt-3'>
       <div className='system-xs-medium mb-2 flex items-center text-text-tertiary'>
         {t('common.chat.citation.title')}
-        <div className='ml-2 h-[1px] grow bg-divider-regular' />
+        <div className='ml-2 h-px grow bg-divider-regular' />
       </div>
       <div className='relative flex flex-wrap'>
         {

web/app/components/base/chat/chat/citation/popup.tsx

@@ -114,7 +114,7 @@ const Popup: FC<PopupProps> = ({
                     </div>
                     {
                       index !== data.sources.length - 1 && (
-                        <div className='my-1 h-[1px] bg-divider-regular' />
+                        <div className='my-1 h-px bg-divider-regular' />
                       )
                     }
                   </Fragment>