third_party/go: add k8s.io/code-generator

Test Plan: New dep. Used further down change stack.

X-Origin-Diff: phab/D749
GitOrigin-RevId: 4cd0cab36dbd2aa17f944ad6fb3bf90af638ebef
diff --git a/build/fietsje/deps_kubernetes.go b/build/fietsje/deps_kubernetes.go
index 77343cd..e4074f8 100644
--- a/build/fietsje/deps_kubernetes.go
+++ b/build/fietsje/deps_kubernetes.go
@@ -48,6 +48,7 @@
 		"k8s.io/client-go",
 		"k8s.io/cloud-provider",
 		"k8s.io/cluster-bootstrap",
+		"k8s.io/code-generator",
 		"k8s.io/component-base",
 		"k8s.io/csi-translation-lib",
 		"k8s.io/kube-controller-manager",