style: revert wrap text code (#1473)

Author: peterpeterparker

src/styles/app.scss

@@ -221,14 +221,6 @@ div.brand {
     white-space: pre-wrap;
   }
 
-  pre code {
-    white-space: inherit;
-  }
-
-  ul code {
-    display: block;
-  }
-
   a.anchor::before {
     content: "§";
     display: none;