Document additional lib upgrades in RC4

Author: japgolly

doc/changelog/2.0.0.md

@@ -368,7 +368,10 @@ You can run the script in the Migration section at the bottom of the page to aut
 * `ReactTestUtils` is now a `trait` as well as an `object` so that you can mix it into your own test utils collection
 * Upgrade deps
   * Cats-effect to 3.2.9
+  * Microlibs to 4.0.0
+  * Scala.js to 1.7.1
   * scalajs-dom 2.0.0
+  * UnivEq to 2.0.0
 
 
 # Thanks