feat: Feature/custom callout icon (#727)

LUCASTUCIOUS

2024-01-31 072ee6412780acf001d040dad652f911e2f676c9

 quartz/components/styles/legacyToc.scss

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

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