editorial: Clarify shortcut_items should be within scope of scope (#1033)

Corrects the usage of "within scope" in the algorithm for processing shortcut items.

Author: philloooo

index.html

@@ -1189,7 +1189,7 @@ <h3>
           <li>[=list/For each=] |entry:ordered map| of |json|["shortcuts"]:
             <ol>
               <li>Let |shortcut:ordered map| be [=process a shortcut=] with
-              |entry|.
+              |entry| and |manifest|["scope"].
               </li>
               <li>If |shortcut| is failure, continue.
               </li>
@@ -2005,7 +2005,7 @@ <h2>
         </h2>
         <p>
           To <dfn>process a shortcut</dfn>, given [=ordered map=] |item:ordered
-          map|:
+          map| and  |scope:URL|,:
         </p>
         <ol class="algorithm">
           <li>Return failure if it's the case that:
@@ -2027,7 +2027,7 @@ <h2>
           </li>
           <li>If |url| is failure, return failure.
           </li>
-          <li>If |url| is not [=manifest/within scope=] of |manifest URL|,
+          <li>If |url| is not [=manifest/within scope=] of |scope|,
           return failure.
           </li>
           <li>Let |shortcut:ordered map| be |ordered map| «[ "url" → |url|,