[Style Guide] Fix broken links (#18194)

Author: maxvp

src/content/docs/style-guide/components/feature.mdx

@@ -9,13 +9,13 @@ The header parameter supplies the feature name and the href parameter supplies t
 ```mdx
 import { Feature } from "~/components"
 
-<Feature header="Astro" href="/style-guide/feature/">
+<Feature header="Astro" href="/style-guide/components/feature/">
    Hello, world!
 </Feature>
 ```
 
 import { Feature } from "~/components"
 
-<Feature header="Astro" href="/style-guide/feature/">
+<Feature header="Astro" href="/style-guide/components/feature/">
    Hello, world!
-</Feature>
+</Feature>