fix(transformer): find last modified date form commit on submodule (#1831)

dralagen

2025-03-19 bcde2abcb20ad02a0c3f1430b9d620ee60e6cb63

 quartz.config.ts

@@ -57,7 +57,7 @@
    transformers: [
      Plugin.FrontMatter(),
      Plugin.CreatedModifiedDate({
        priority: ["frontmatter", "filesystem"],
        priority: ["frontmatter", "git", "filesystem"],
      }),
      Plugin.SyntaxHighlighting({
        theme: {