fix: `cssclasses` was not applied on folder note (index) (#749)

Mara-Li

2024-01-29 16adbd30114bfcc1aaefa851a5a1786787f97a10

 quartz/styles/callouts.scss

@@ -13,7 +13,7 @@
    margin-top: 0;
  }

  &[data-callout="note"] {
  &[data-callout] {
    --color: #448aff;
    --border: #448aff44;
    --bg: #448aff10;