Update configuration for Read The Docs

Author: abravalheri

.readthedocs.yml

@@ -16,8 +16,12 @@ sphinx:
 # formats:
 #   - pdf
 
+build:
+  os: ubuntu-22.04
+  tools:
+    python: "3.11"
+
 python:
-  version: 3.8
   install:
     - requirements: docs/requirements.txt
     - {path: ., method: pip}