docs: remove out of date admonition (#2114)

Lumen Yang

2025-09-05 a4028289aae22f2a073b2837c3a85d9fc4a86087

 quartz/plugins/filters/explicit.ts

@@ -3,6 +3,6 @@
export const ExplicitPublish: QuartzFilterPlugin = () => ({
  name: "ExplicitPublish",
  shouldPublish(_ctx, [_tree, vfile]) {
    return vfile.data?.frontmatter?.publish ?? false
    return vfile.data?.frontmatter?.publish === true || vfile.data?.frontmatter?.publish === "true"
  },
})