chore: update readthedocs config

odd the version number has not changed

.readthedocs.yml

@@ -1,10 +1,15 @@
 version: 2
+
+build:
+  os: "ubuntu-22.04"
+  tools:
+    python: "3.10"
+
 sphinx:
     builder: html
     configuration: docs/conf.py
 
 python:
-    version: 3.10
     install:
         - path: .
           method: pip