Update .readthedocs.yaml

clean up

Author: lee1043

.readthedocs.yaml

@@ -10,11 +10,6 @@ build:
   os: ubuntu-22.04
   tools:
     python: "mambaforge-4.10"
-    #python: "3.11"
-    # You can also specify other tool versions:
-    # nodejs: "19"
-    # rust: "1.64"
-    # golang: "1.19"
 
 # Build documentation in the "docs/" directory with Sphinx
 sphinx:
@@ -23,14 +18,6 @@ sphinx:
 # Optionally build your docs in additional formats such as PDF and ePub
 formats:
     - pdf
-#    - epub
-
-# Optional 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
 
 conda:
     environment: conda-env/readthedocs.yml