Increase ctypes version bound

Author: tjammer

packages/raylib/raylib.1.5.1/opam

@@ -10,7 +10,7 @@ depends: [
   "ocaml" {>= "4.08.0"}
   "dune" {>= "3.20" & >= "3.20"}
   "dune-configurator"
-  "ctypes" {>= "0.14"}
+  "ctypes" {>= "0.23.0"}
   "integers" {>= "0.5"}
   "patch" {>= "3.0.0"}
   "conf-mesa" {os = "linux" | os-family = "bsd"}