Update docs in _typography.scss

Fix what seems like c/p artifact

Author: teodragovic

packages/starterkit-handlebars-demo/dist/css/scss/abstracts/_typography.scss

@@ -1,10 +1,10 @@
 /*------------------------------------*\
-    #BREAKPOINTS
+    #TYPOGRAPHY
 \*------------------------------------*/
 
 /**
- * In this file, we take the literal colors from our palette and define them
+ * In this file, we take the literal font sizes from our scale and define them
  * against variables that we can utilise anywhere throughout the project.
  */
 
- $body-font-size: $font-size-med;
+ $body-font-size: $font-size-med;