* Use arm32v7|arm64v8 images instead of the deprecated armhf|aarch64 image organizations ([#50602](https://github.com/kubernetes/kubernetes/pull/50602), [@dixudx](https://github.com/dixudx))
* audit newest impersonated user info in the ResponseStarted, ResponseComplete audit stage ([#48184](https://github.com/kubernetes/kubernetes/pull/48184), [@CaoShuFeng](https://github.com/CaoShuFeng))

pkg encoding/xml, var HTMLEntity map[string]string
pkg errors, func New(string) error
pkg expvar, func Do(func(KeyValue))
pkg expvar, func Get(string) Var
pkg expvar, func NewFloat(string) *Float
pkg expvar, func NewInt(string) *Int
pkg expvar, func NewMap(string) *Map
pkg expvar, func NewString(string) *String
pkg expvar, func Publish(string, Var)
pkg expvar, method (*Float) Add(float64)
pkg expvar, method (*Float) Set(float64)