fix: correct umami host for self-hosted (#939)

kon-foo

2024-02-27 f200a0be22405f1a5b03ddbc173d6174bff3a0ba

 quartz/plugins/emitters/contentPage.tsx

@@ -97,6 +97,7 @@

        const externalResources = pageResources(pathToRoot(slug), resources)
        const componentData: QuartzComponentProps = {
          ctx,
          fileData: file.data,
          externalResources,
          cfg,