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/third_party/go/repositories.bzl b/third_party/go/repositories.bzl
index 0dea440..6b8fb6a 100644
--- a/third_party/go/repositories.bzl
+++ b/third_party/go/repositories.bzl
@@ -2436,6 +2436,16 @@
         ],
     )
     go_repository(
+        name = "io_k8s_code_generator",
+        importpath = "k8s.io/code-generator",
+        version = "v0.19.9-rc.0",
+        sum = "h1:ci5Y09V0Uiim61fltZsjHYp+i6eNaMMmtIlIveHqQ9Y=",
+        build_extra_args = [
+            "-go_naming_convention=go_default_library",
+            "-go_naming_convention_external=go_default_library",
+        ],
+    )
+    go_repository(
         name = "io_k8s_component_base",
         importpath = "k8s.io/component-base",
         version = "v0.19.7",