Editorial: fix missed COOP renames

These two were missed when #10579 renamed "cross-origin opener policy" to "opener policy".

source

@@ -97039,7 +97039,7 @@ interface <dfn interface>NotRestoredReasons</dfn> {
        data-x="nav-document">active document</span>.</p></li>
 
        <li>
-        <p>If <var>currentDocument</var>'s <span data-x="concept-document-coop">cross-origin opener
+        <p>If <var>currentDocument</var>'s <span data-x="concept-document-coop">opener
         policy</span>'s <span data-x="coop-struct-value">value</span> is "<code
         data-x="coop-same-origin">same-origin</code>" or "<code
         data-x="coop-same-origin-plus-coep">same-origin-plus-COEP</code>", and
@@ -99593,8 +99593,7 @@ location.href = '#foo';</code></pre>
    flags</span>.</p></li>
 
    <li><p>Let <var>coop</var> be <var>targetNavigable</var>'s <span data-x="nav-document">active
-   document</span>'s <span data-x="concept-document-coop">cross-origin opener
-   policy</span>.</p></li>
+   document</span>'s <span data-x="concept-document-coop">opener policy</span>.</p></li>
 
    <li>
     <p>Let <var>coopEnforcementResult</var> be a new <span data-x="coop-enforcement-result">opener
@@ -144965,6 +144964,7 @@ INSERT INTERFACES HERE
   Ryosuke Niwa,
   S. Mike Dierken,
   Salvatore Loreto,
+  Sam Atkins, <!-- atkinssj on GitHub -->
   Sam Dutton,
   Sam Kuper,
   Sam Ruby,