fix: use git dates by default, @napi/git is fast enough

Jacky Zhao

2023-09-15 5dcb7e83fc3c8383ebbc84aac4553df4ad3ef59a

 quartz/components/styles/legacyToc.scss

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

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