fix: simplify readthedocs yml again

Author: diogomart

readthedocs.yml

@@ -22,9 +22,9 @@ build:
 #conda:
 #  environment: build/python/environment.yml
 
-# Optionally set the version of Python and requirements required to build your docs
-python:
-   install:
-     - requirements: docs/requirements.txt
+## Optionally set the version of Python and requirements required to build your docs
+#python:
+#   install:
+#     - requirements: docs/requirements.txt
 #   - method: setuptools
 #     path: build/python