Fix rtd config to use extras (#836)

* update docs dependencies

* install requirements for docs

* Update rtd config dependency install

* trigger rtd pr build

Author: willingc

.readthedocs.yaml

@@ -19,7 +19,9 @@ sphinx:
 formats:
    - pdf
 
-# Optionally set the version of Python and requirements required to build your docs
 python:
   install:
-  - requirements: requirements/docs.txt
+    - method: pip
+      path: .
+      extra_requirements:
+        - docs

requirements/docs.txt

@@ -5,5 +5,3 @@ furo>=2023.9.10
 myst-parser>=2.0.0
 moto>=4.2.8
 sphinx-copybutton>=0.5.2
-nbformat
-entrypoints