🐛 Fix YAML parsing error

Not sure why this use of tabs instead of spaces was never picked up previously. Maybe Eleventy 3 handles frontmatter a bit more strictly?

Seems likely related to 11ty/eleventy#2126 (comment)

src/furry-a11y/windowslogic.njk

@@ -1,7 +1,7 @@
 ---
 title: WindowsLogic accessibility audit
 metadata:
-	noRobots: true
+  noRobots: true
 ---
 
 {% extends 'src/_layouts/html-report.njk' %}