Update docs config for v2 of RTD

readthedocs.yml

@@ -5,19 +5,15 @@
 # Required
 version: 2
 
+# Set the OS, Python version and other tools you might need
+build:
+  os: ubuntu-22.04
+  tools:
+    python: "3.12"
+
 # Build documentation in the docs/ directory with Sphinx
 sphinx:
   configuration: docs/conf.py
 
 # Optionally build your docs in additional formats such as PDF and ePub
 formats: []
-
-# Optionally set the version of Python and requirements required to build your docs
-python:
-  version: "3.8"
-  install:
-    - method: pip
-      path: .
-      extra_requirements:
-        - docs
-        - all