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

kon-foo

2024-02-27 f200a0be22405f1a5b03ddbc173d6174bff3a0ba

 quartz/plugins/transformers/index.ts

@@ -8,3 +8,4 @@
export { OxHugoFlavouredMarkdown } from "./oxhugofm"
export { SyntaxHighlighting } from "./syntax"
export { TableOfContents } from "./toc"
export { HardLineBreaks } from "./linebreaks"