Fix Font Style title

Author: remko

src/templates/docs/font-style/index.html

@@ -27,7 +27,7 @@
         </div>
       </header>
       <article class="pa3 ph5-ns">
-        <h3 class="f6 ttu tracked mt0">Measure</h3>
+        <h3 class="f6 ttu tracked mt0">Font Style</h3>
         <p class="measure f4 f3-ns lh-copy">
           Single purpose classes to set the font-style of any element at any breakpoint.
         </p>