set venv in rtd

.readthedocs.yaml

@@ -13,7 +13,7 @@ build:
     post_install:
       - pip install poetry
       - poetry config virtualenvs.create false
-      - poetry install --with=docs
+      - VIRTUAL_ENV=$READTHEDOCS_VIRTUALENV_PATH poetry install --with docs #poetry install --with=docs
 
 # Build documentation in the docs/ directory with Sphinx
 sphinx: