[css-text-3] Phrasing clarification

This is a follow up to bc10c6e

Author: frivoal

css-text-3/Overview.bs

@@ -1111,10 +1111,11 @@ Text Processing</h3>
         </li>
       </ol>
     </li>
-    <li><p>If 'white-space' is set to ''pre'' or ''pre-wrap''
-      any sequence of spaces is treated as a sequence of non-breaking spaces;
-      however, for ''pre-wrap'', a <a>soft wrap opportunity</a> exists at the end of the sequence.
-      In the case of ''break-spaces'',
+    <li><p>If 'white-space' is set to ''pre'', ''pre-wrap'', or ''break-spaces'',
+      any sequence of spaces is treated as a sequence of non-breaking spaces.
+      However, for ''pre-wrap'',
+      a <a>soft wrap opportunity</a> exists at the end of the sequence,
+      while for ''break-spaces'',
       a <a>soft wrap opportunity</a> exists after every space.
       <wpt>
         overflow-wrap/overflow-wrap-break-word-004.html