[css-2025] Remove duplicate mentions, see #10687 (comment)

Author: svgeesus

css-2025/Overview.bs

@@ -949,8 +949,6 @@ Safe to Release pre-CR Exceptions</h2>
 
 		<li>The <a>color-mix()</a> function. [[!CSS-COLOR-5]]
 
-		<li>The <<color-interpolation-method>>, defined in [[!CSS-COLOR-4]] and used for interpolation of linear, radial and conic gradients. [[!CSS-IMAGES-4]]
-
 		<li>The [=relative color=] syntax, defined in [[!CSS-COLOR-5]]</li>
 
 		<li>The [[CSS-VALUES-5#request-url-modifiers|request url modifiers]], defined in [[!CSS-VALUES-5]]</li>