bundlerUpdateScript: init and use (#64822)

pkgs/development/tools/misc/one_gadget/default.nix

@@ -1,15 +1,17 @@
-{ lib, bundlerApp }:
+{ lib, bundlerApp, bundlerUpdateScript }:
 
 bundlerApp {
   pname = "one_gadget";
   gemdir = ./.;
   exes = [ "one_gadget" ];
 
+  passthru.updateScript = bundlerUpdateScript "one_gadget";
+
   meta = with lib; {
     description = "The best tool for finding one gadget RCE in libc.so.6";
     homepage    = https://github.com/david942j/one_gadget;
     license     = licenses.mit;
-    maintainers = [ maintainers.artemist ];
+    maintainers = with maintainers; [ artemist nicknovitski ];
     platforms   = platforms.unix;
   };
 }