docs(reference/*): drop

These only contain placeholder text for now.

Change-Id: I377dc4f2bdec8911ece74c3914608289f3e51fdc
Reviewed-on: https://cl.snix.dev/c/snix/+/30272
Autosubmit: Florian Klink <flokli@flokli.de>
Tested-by: besadii
Reviewed-by: Brian Olsen <brian@maven-group.org>

web/content/docs/reference/component-overview.md

@@ -1,18 +0,0 @@
----
-title: "Component Overview"
-slug: component-overview
-description: ""
-summary: ""
-date: 2023-09-07T16:12:37+02:00
-lastmod: 2023-09-07T16:12:37+02:00
-draft: false
-weight: 900
-toc: true
-sidebar:
-  collapsed: true
-seo:
-  title: "" # custom title (optional)
-  description: "" # custom description (recommended)
-  canonical: "" # custom canonical URL (optional)
-  robots: "" # custom robot tags (optional)
----

web/content/docs/reference/example.md

@@ -1,21 +0,0 @@
----
-title: "Example Reference"
-description: "Reference pages are ideal for outlining how things work in terse and clear terms."
-summary: ""
-date: 2023-09-07T16:13:18+02:00
-lastmod: 2023-09-07T16:13:18+02:00
-draft: false
-weight: 910
-toc: true
-seo:
-  title: "" # custom title (optional)
-  description: "" # custom description (recommended)
-  canonical: "" # custom canonical URL (optional)
-  robots: "" # custom robot tags (optional)
----
-
-Reference pages are ideal for outlining how things work in terse and clear terms. Less concerned with telling a story or addressing a specific use case, they should give a comprehensive outline of what your documenting.
-
-## Further reading
-
-- Read [about reference](https://diataxis.fr/reference/) in the Diátaxis framework