Revert "Add markdown linting support" (#196)

This reverts commit 64a76273c1.

manuscript/recipes/wetty.md

@@ -25,8 +25,7 @@ Here are some other possible use cases:
 ### Prepare environment
 
 Create wetty.env, and populate with the following variables per the [oauth_proxy](/reference/oauth_proxy/) instructions:
-
-```bash
+```
 OAUTH2_PROXY_CLIENT_ID=
 OAUTH2_PROXY_CLIENT_SECRET=
 OAUTH2_PROXY_COOKIE_SECRET=
@@ -95,4 +94,4 @@ Browse to your new browser-cli-terminal at https://**YOUR-FQDN**. Authenticate w
 [^1]: You could set SSHHOST to the IP of the "docker0" interface on your host, which is normally 172.17.0.1. (_Or run ```/sbin/ip route|awk '/default/ { print $3 }'``` in the container_) This would then provide you the ability to remote-manage your swarm with only web access to Wetty.
 [^2]: The inclusion of Wetty was due to the efforts of @gpulido in our [Discord server](http://chat.funkypenguin.co.nz). Thanks Gabriel!
 
---8<-- "recipe-footer.md"
+--8<-- "recipe-footer.md"