Fixes for Doctor RST

Author: jmsche

bundles/best_practices.rst

@@ -607,9 +607,9 @@ In this case, the file located at ``[assets directory]/dist/controller.js`` will
 If the bundle is named ``acme/feature``, the base key for the controller will be ``acme--feature--slug``: it's composed
 of the bundle name and the controller name defined in the ``package.json`` file.
 
-To use it in a template (eg. one defined in your bundle) you can use it like this:
+To use it in a template (e.g. one defined in your bundle) you can use it like this:
 
-.. code-block:: twig
+.. code-block:: html+twig
 
     <div
         data-controller="acme--feature--slug"