Fixed link-contained code block text color

Removes direct ancestor requirement, any content wrapped in an anchor tag is within the content boundaries of representing a link.

src/assets/stylesheets/main/_typeset.scss

@@ -210,7 +210,7 @@ kbd {
   }
 
   // Ensure link color in code blocks
-  a > code {
+  a code {
     color: currentColor;
   }