Update docs dependencies

Author: mdmintz

docs/requirements.txt

@@ -4,7 +4,8 @@ livereload==2.6.3;python_version>="3.6"
 joblib==1.0.1;python_version>="3.6"
 Markdown==3.3.4
 docutils==0.17.1
-Jinja2==2.11.3
+Jinja2==3.0.0;python_version>="3.6"
+click==8.0.0
 readme-renderer==29.0
 pymdown-extensions==8.2
 importlib-metadata==4.0.1;python_version>="3.6"