Refresh docs' dependencies

Author: mdmintz

mkdocs_build/requirements.txt

@@ -7,7 +7,7 @@ joblib==1.1.0;python_version>="3.6"
 Markdown==3.3.6;python_version>="3.6"
 MarkupSafe==2.0.1;python_version>="3.6"
 pyparsing==3.0.6;python_version>="3.6"
-keyring==23.4.0;python_version>="3.6"
+keyring==23.5.0;python_version>="3.7"
 pkginfo==1.8.2;python_version>="3.6"
 Jinja2==3.0.3;python_version>="3.6"
 click==8.0.3;python_version>="3.6"