Update upper bound on efl.1.24.0

Author: mtelvers

packages/efl/efl.1.24.0/opam

@@ -11,7 +11,7 @@ build: [
 ]
 install: [make "install"]
 depends: [
-  "ocaml" {>= "3.12"}
+  "ocaml" {>= "3.12" & < "5.0"}
   "ocamlfind" {build}
   "ocamlbuild" {build}
   "conf-efl" {build}