bundlerUpdateScript: init and use (#64822)

pkgs/tools/misc/riemann-tools/default.nix

@@ -1,4 +1,4 @@
-{ lib, bundlerApp }:
+{ lib, bundlerApp, bundlerUpdateScript }:
 
 bundlerApp {
   pname = "riemann-tools";
@@ -26,10 +26,12 @@ bundlerApp {
     "riemann-zookeeper"
   ];
 
+  passthru.updateScript = bundlerUpdateScript "riemann-tools";
+
   meta = with lib; {
     description = "Tools to submit data to Riemann";
     homepage = "https://riemann.io";
-    maintainers = with maintainers; [ manveru ];
+    maintainers = with maintainers; [ manveru nicknovitski ];
     license = licenses.mit;
   };
 }