docs: added permalink description to supported frontmatter doc (#1369)

Elijah Kennedy

2024-08-24 647c12552569201dc1cf8c9b4f2ebb17fa2c1169

 quartz/components/styles/legacyToc.scss

@@ -12,7 +12,7 @@
      margin: 0;
    }
  }
    

  & ul {
    list-style: none;
    margin: 0.5rem 1.25rem;