[css-conditional-3][editorial] update changes

Author: svgeesus

css-conditional-3/Overview.bs

@@ -987,6 +987,10 @@ The following (non-editorial) changes were made to this specification since the
 <a href="https://www.w3.org/TR/2022/CR-css-conditional-3-20220113/">13 January 2022 Candidate Recommendation Snapshot</a>:
 
 <ul id="changes-20220113">
+  <!-- to 12 Aug 2024 -->
+  <li>Clarified that supports() must return false for invalid custom property values</li>
+  <li>Fixed Web IDL, "bool" should have been "boolean"</li>
+  <li>Clarified that a processor must support both the property and the value <a href="https://github.com/w3c/csswg-drafts/issues/8795">#8795</a> </li>
   <!-- to 24 June 2024 -->
   <li>Clarified that a processor must support both the property and the value <a href="https://github.com/w3c/csswg-drafts/issues/8795">Issue 8795</a></li>
  <li>Added .matches to @media and @supports (<a href="https://github.com/w3c/csswg-drafts/issues/4240">Issue 4240</a>)</li>