DOC: Add a description to build docs for anaconda users (#2772)

* DOC: Add a description to build docs for anaconda users

Co-authored-by: Yoshinobu Nakada <[email protected]>
Co-authored-by: Richard Frank <[email protected]>

Author: 3 people

docs/source/development-guidelines.rst

@@ -196,6 +196,8 @@ __ https://www.sphinx-doc.org/en/master/
 
    $ pip install -r ./etc/requirements_docs.in -c ./etc/requirements_locked.txt
 
+If you would like to use Anaconda, please follow :ref:`the installation guide<managing-conda-environments>` to create and activate an environment, and then run the command above.
+
 To build and view the docs locally, run:
 
 .. code-block:: bash