Improve code formatting and fix a few typos in docs (#11221)

* Labeled a lot more code blocks with the appropriate type
* Fixed a couple of minor typos (missing/extraneous commas)

Signed-off-by: Sumner Evans <me@sumnerevans.com>

1 files changed, 4 insertions, 4 deletions

diff --git a/docs/development/cas.md b/docs/development/cas.md
index 592b2d8d4f..7c0668e034 100644
--- a/docs/development/cas.md
+++ b/docs/development/cas.md
@@ -8,23 +8,23 @@ easy to run CAS implementation built on top of Django.
 1. Create a new virtualenv: `python3 -m venv <your virtualenv>`
 2. Activate your virtualenv: `source /path/to/your/virtualenv/bin/activate`
 3. Install Django and django-mama-cas:
-   ```
+   ```sh
    python -m pip install "django<3" "django-mama-cas==2.4.0"
    ```
 4. Create a Django project in the current directory:
-   ```
+   ```sh
    django-admin startproject cas_test .
    ```
 5. Follow the [install directions](https://django-mama-cas.readthedocs.io/en/latest/installation.html#configuring) for django-mama-cas
 6. Setup the SQLite database: `python manage.py migrate`
 7. Create a user:
-   ```
+   ```sh
    python manage.py createsuperuser
    ```
    1. Use whatever you want as the username and password.
    2. Leave the other fields blank.
 8. Use the built-in Django test server to serve the CAS endpoints on port 8000:
-   ```
+   ```sh
    python manage.py runserver
    ```