Update .readthedocs.yaml

.readthedocs.yaml

@@ -17,6 +17,9 @@ sphinx:
 # Optionally, but recommended,
 # declare the Python requirements required to build your documentation
 # See https://docs.readthedocs.io/en/stable/guides/reproducible-builds.html
-# python:
-#    install:
-#    - requirements: docs/requirements.txt
+python:
+  install:
+    - method: pip
+      path: .
+      extra_requirements:
+        - dev