[css-fonts-4][editorial] Update changes

Author: svgeesus

css-fonts-4/Overview.bs

@@ -9086,7 +9086,12 @@ Changes</h2>
 Changes from the <a href="https://www.w3.org/TR/2024/WD-css-fonts-4-20240201/">1 February 2024 working draft</a></h3>
 
 	<ul>
-		<!-- to 23 Feb 2026 -->
+		<!-- to 22 April 2026 -->
+		<li>Clarified range constraints on descriptor values in <<font-feature-value-type>>
+			(<a href="https://github.com/w3c/csswg-drafts/pull/13324">Issue 13324</a>)</li>
+		<li>Added font- prefix to production names to avoid ambiguity
+			(<a href="https://github.com/w3c/csswg-drafts/issues/13263">Issue 13263</a>, 
+				<a href="https://github.com/w3c/csswg-drafts/pull/13272">PR 13272</a>)</li>
 		<li>Created proper types for &lt;absolute-size> and &lt;relative-size>
 			(<a href="https://github.com/w3c/webref/issues/1794">Issue 1794</a>)
 		</li>