goaljobs: Forgot to close the .goaljobs-memory file!

goaljobs.ml

@@ -340,6 +340,7 @@ let with_memory_locked ?(write = false) f =
   let filename = getenv "HOME" // ".goaljobs-memory" in
   let fd = openfile filename [O_RDWR; O_CREAT] 0o644 in
   lockf fd (if write then F_LOCK else F_RLOCK) 0;
+
   (* If the file is newly created with zero size, write an
    * empty hash table.
    *)
@@ -354,6 +355,7 @@ let with_memory_locked ?(write = false) f =
   (* Run the function. *)
   let r = try Either (f fd) with exn -> Or exn in
   lockf fd F_ULOCK 0;
+  close fd;
   match r with
   | Either x -> x
   | Or exn -> raise exn