Update packages/lp-gurobi/lp-gurobi.0.5.0/opam

Author: mseri

packages/lp-gurobi/lp-gurobi.0.5.0/opam

@@ -15,7 +15,7 @@ depends: [
     "dune" {>= "2.2.0"}
     "lp" {= version}
     "ctypes"
-    "ctypes-foreign"
+    "ctypes-foreign" {>= "0.18.0"}
 #    "alcotest" {with-test}
 ]
 build: [