gnu: Remove ocaml4.07-sexplib0.

* gnu/packages/ocaml.scm (ocaml4.07-sexplib0): Remove variable.
(ocaml-sexplib0)[properties]: Remove variant.

Change-Id: Ie370668adc446fc4c2b04206a6657380e5e09790

gnu/packages/ocaml.scm

@@ -5849,7 +5849,6 @@ (define-public ocaml-sexplib0
                 "05m93g4m4jhj1v8pazg3s2ydcfymr3h4476yjhdca5fm4sn35bg8"))))
     (build-system dune-build-system)
     (arguments `(#:tests? #f)) ;no tests
-    (properties `((ocaml4.07-variant . ,(delay ocaml4.07-sexplib0))))
     (synopsis "Library containing the definition of S-expressions and some
 base converters")
     (description "Part of Jane Street's Core library The Core suite of
@@ -5857,18 +5856,6 @@ (define-public ocaml-sexplib0
 that was developed by Jane Street, the largest industrial user of OCaml.")
     (license license:expat)))
 
-(define-public ocaml4.07-sexplib0
-  (package-with-ocaml4.07
-   (package
-     (inherit ocaml-sexplib0)
-     (name "ocaml-sexplib0")
-     (version "0.11.0")
-     (source
-      (janestreet-origin "sexplib0" version
-                         "1p06p2s7p9xsjn0z9qicniv1ai54d8sj11k8j633di2mm7jzxpin"))
-     (arguments `(#:tests? #f))         ; no tests
-     (properties '()))))
-
 (define-public ocaml-parsexp
   (package
     (name "ocaml-parsexp")