fix: modified time data of frontmatter didnt loaded. (#2165)

FishCat233

2025-10-16 52460f376f79cd4640b8ed8a1343acaf02bf90aa

 quartz/plugins/emitters/contentIndex.tsx

@@ -58,7 +58,7 @@
    <title>${escapeHTML(content.title)}</title>
    <link>https://${joinSegments(base, encodeURI(slug))}</link>
    <guid>https://${joinSegments(base, encodeURI(slug))}</guid>
    <description>${content.richContent ?? content.description}</description>
    <description><![CDATA[ ${content.richContent ?? content.description} ]]></description>
    <pubDate>${content.date?.toUTCString()}</pubDate>
  </item>`