[css-logical-1] Spell check.

Author: dbaron

css-logical-1/Overview.bs

@@ -737,7 +737,7 @@ Border Image Transform: The 'border-image-transform' property</h3>
 <h2 id="changes">
 Changes</h2>
 
-  Changes since the earler Editors Drafts include:
+  Changes since the earlier Editors Drafts include:
   <ul>
     <li>Making all properties cascade using the <a>writing mode</a> specified on the element, not on its parent.
     <li>Making the ordering of longhands within 'margin'-like shorthands put inline-start before inline-end.