doc(favicon): add documentation of favicon plugin (#1948)

dralagen

2025-04-29 6ba9c7c02aa75e58849f334514719e31be1cf522

 quartz/components/styles/legacyToc.scss

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

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