Use project requirements to build docs

docs/requirements.txt

@@ -1,11 +0,0 @@
-# File inclusion plugin for Python-Markdown
-# https://github.com/cmacmackin/markdown-include
-markdown-include
-
-# MkDocs Material theme (for documentation build)
-# https://github.com/squidfunk/mkdocs-material
-mkdocs-material
-
-# Introspection for embedded code
-# https://github.com/mkdocstrings/mkdocstrings
-mkdocstrings

mkdocs.yml

@@ -3,6 +3,9 @@ site_dir: netbox/project-static/docs
 site_url: https://netbox.readthedocs.io/
 repo_name: netbox-community/netbox
 repo_url: https://github.com/netbox-community/netbox
+python:
+  install:
+    requirements: requirements.txt
 theme:
   name: material
   icon: