chore(deps): bump k8s.io/code-generator in /hack/tools

Bumps [k8s.io/code-generator](https://github.com/kubernetes/code-generator) from 0.28.1 to 0.28.2.
- [Commits](kubernetes/code-generator@v0.28.1...v0.28.2)

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

Signed-off-by: dependabot[bot] <support@github.com>

hack/tools/go.mod

@@ -4,7 +4,7 @@ go 1.17
 
 require (
 	github.com/golang/mock v1.6.0
-	k8s.io/code-generator v0.28.1
+	k8s.io/code-generator v0.28.2
 	sigs.k8s.io/controller-tools v0.13.0
 )
 

hack/tools/go.sum

@@ -1956,8 +1956,8 @@ k8s.io/apimachinery v0.28.0/go.mod h1:X0xh/chESs2hP9koe+SdIAcXWcQ+RM5hy0ZynB+yEv
 k8s.io/apiserver v0.28.0/go.mod h1:MvLmtxhQ0Tb1SZk4hfJBjs8iqr5nhYeaFSaoEcz7Lk4=
 k8s.io/client-go v0.28.0/go.mod h1:0Asy9Xt3U98RypWJmU1ZrRAGKhP6NqDPmptlAzK2kMc=
 k8s.io/code-generator v0.28.0/go.mod h1:ueeSJZJ61NHBa0ccWLey6mwawum25vX61nRZ6WOzN9A=
-k8s.io/code-generator v0.28.1 h1:o0WFcqtv80GEf1iaOAzLIlrKyny9HBd2jaspJfWb5sI=
-k8s.io/code-generator v0.28.1/go.mod h1:ueeSJZJ61NHBa0ccWLey6mwawum25vX61nRZ6WOzN9A=
+k8s.io/code-generator v0.28.2 h1:u47guga1rCWLnEnffF09p+cqj8B20oHOLoQ1lb1HGtQ=
+k8s.io/code-generator v0.28.2/go.mod h1:ueeSJZJ61NHBa0ccWLey6mwawum25vX61nRZ6WOzN9A=
 k8s.io/component-base v0.28.0/go.mod h1:Yyf3+ZypLfMydVzuLBqJ5V7Kx6WwDr/5cN+dFjw1FNk=
 k8s.io/gengo v0.0.0-20210813121822-485abfe95c7c/go.mod h1:FiNAH4ZV3gBg2Kwh89tzAEV2be7d5xI0vBa/VySYy3E=
 k8s.io/gengo v0.0.0-20220902162205-c0856e24416d h1:U9tB195lKdzwqicbJvyJeOXV7Klv+wNAWENRnXEGi08=