fix: correct graph labels for `index.md` nodes (#431)

Ben Schlegel

2023-08-28 c35cd422c65a58f1069302aad0cf9eef7f93d987

 quartz/components/TableOfContents.tsx

@@ -13,13 +13,13 @@
  layout: "modern",
}

function TableOfContents({ fileData }: QuartzComponentProps) {
function TableOfContents({ fileData, displayClass }: QuartzComponentProps) {
  if (!fileData.toc) {
    return null
  }

  return (
    <div class="desktop-only">
    <div class={`toc ${displayClass}`}>
      <button type="button" id="toc">
        <h3>Table of Contents</h3>
        <svg