less obfuscated mkdocs

docs/documenting.md

@@ -6,6 +6,6 @@ To host or develop locally:
 pip install mkdocs mkdocs-material
 ```
 
-`make docsrv` and visit [localhost:8000](http://localhost:8000).
+`mkdocs serve` and visit [localhost:8000](http://localhost:8000).
 
 The file `runtime.txt` is necessary to tell Netlify to use Python3.