Bump k8s.io/code-generator from 0.25.16 to 0.29.3

Bumps [k8s.io/code-generator](https://github.com/kubernetes/code-generator) from 0.25.16 to 0.29.3.
- [Commits](kubernetes/code-generator@v0.25.16...v0.29.3)

---
updated-dependencies:
- dependency-name: k8s.io/code-generator
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

go.mod

@@ -3,19 +3,10 @@ module github.com/szuecs/routegroup-client
 go 1.15
 
 require (
-	cloud.google.com/go v0.97.0 // indirect
-	github.com/Azure/go-autorest/autorest v0.11.27 // indirect
-	github.com/Azure/go-autorest/autorest/adal v0.9.20 // indirect
-	github.com/PuerkitoBio/purell v1.1.1 // indirect
-	github.com/PuerkitoBio/urlesc v0.0.0-20170810143723-de5bf2ad4578 // indirect
 	github.com/davecgh/go-spew v1.1.1
-	github.com/elazarl/goproxy v0.0.0-20180725130230-947c36da3153 // indirect
-	github.com/getkin/kin-openapi v0.76.0 // indirect
-	github.com/niemeyer/pretty v0.0.0-20200227124842-a10e7caefd8e // indirect
 	github.com/onsi/ginkgo v1.16.5 // indirect
-	golang.org/x/net v0.19.0 // indirect
 	k8s.io/apimachinery v0.27.12
 	k8s.io/client-go v0.27.12
-	k8s.io/code-generator v0.27.12
+	k8s.io/code-generator v0.29.3
 	sigs.k8s.io/yaml v1.3.0
 )