[css-animations-2] Update Changes list

Author: fantasai

css-animations-2/Overview.bs

@@ -908,6 +908,24 @@ console.log(anim.playState); // Should be 'running'.
 
 <h2 id="changes">Changes</h2>
 
+<h3 id="changes-recent">Recent Changes</3h>
+
+<p>Changes since the <a href="https://www.w3.org/TR/2023/WD-css-animations-2-20230302/">2 March 2023 Working Draft</a> include:
+
+<ul>
+    <li>Added ''animation-duration/auto'' as the [=initial value=] of 'animation-duration'.
+      (<a href="https://github.com/w3c/csswg-drafts/issues/6530">Issue 6530</a>)
+    <li>Rewrote [[#keyframe-processing]]
+      to re-use the [=cascade=],
+      to handle non-percentage keyframe offsets,
+      to handle keyframes with offsets outside the [0,1] range,
+      and to use the value of 'animation-composition' as the default composit.
+    <li>Reduced the cases where ''display: none'' cancel an animation.
+      (<a href="https://github.com/w3c/csswg-drafts/issues/6429">Issue 6429</a>)
+    <li>Cross-linked to [[css-values-4#linked-properties]] to define how the various 'animation-*' properties interact.
+    <li>Clarified that among the animation properties, 'animation-timeline' is applied first.
+</ul>
+
 <h3 id="changes-level-1">Changes since CSS Animations, Level 1</h3>
 
 <ul>