Update codelabs link in the README.md

The AnimationCodelab README had a dead link.

Author: Moustachauve

AnimationCodelab/README.md

@@ -1,7 +1,7 @@
 # Compose Animation Codelab
 
 This folder contains the source code for the
-[Compose Animation](https://developer.android.com/codelabs/android-compose-animation)
+[Compose Animation](https://developer.android.com/codelabs/jetpack-compose-animation)
 codelab.
 
 In this codelab, you will learn how to use some Animation APIs in Jetpack Compose.