Update 2024-05-17-racket-v8-13.md

Author: spdegabrielle

blog/_src/posts/2024-05-17-racket-v8-13.md

@@ -6,16 +6,13 @@
 
 ----------------------------------------------------------------------
 
-# Racket v8.12 is now available
+# Racket v8.13 is now available
 
-We are pleased to announce Racket v8.12 is now available from [https://download.racket-lang.org/](https://download.racket-lang.org).
+We are pleased to announce Racket v8.13 is now available from [https://download.racket-lang.org/](https://download.racket-lang.org).
 
 
 ## As of this release:
 
-Note: use `raco pkg migrate 8.12` to update your packages
-
-
 - The racket/treelist and racket/mutable-treelist libraries provide
   list-like containers that support many operations in effectively
   constant time, including appending and extracting sub-lists without