tpm2-openssl: use nix-update-script

pkgs/by-name/tp/tpm2-openssl/package.nix

@@ -4,6 +4,7 @@
   autoreconfHook,
   fetchFromGitHub,
   autoconf-archive,
+  nix-update-script,
   pkg-config,
   openssl,
   tpm2-tss,
@@ -36,6 +37,8 @@ stdenv.mkDerivation (finalAttrs: {
     echo ${finalAttrs.version} > VERSION
   '';
 
+  passthru.updateScript = nix-update-script { };
+
   meta = with lib; {
     description = "OpenSSL Provider for TPM2 integration";
     homepage = "https://github.com/tpm2-software/tpm2-openssl";