Update packages/dbase4/dbase4.0.1.5/opam

Author: mseri

packages/dbase4/dbase4.0.1.5/opam

@@ -12,10 +12,10 @@ bug-reports: "https://github.com/hothing/ocaml-libdbf/issues"
 depends: [
   "dune" {>= "3.17"}
   "ocaml" {>= "5.2"}
-  "cstruct" {>= "6.2"}
-  "ppx_cstruct" {>= "6.2"}
-  "bitstring" {>= "4.1"}
-  "ppx_bitstring" {>= "4.1"}
+  "cstruct"
+  "ppx_cstruct"
+  "bitstring"
+  "ppx_bitstring"
   "odoc" {= with-doc}
   "alcotest" {= with-test}
 ]