* Add support for Azure internal load balancer ([#43510](https://github.com/kubernetes/kubernetes/pull/43510), [@karataliu](https://github.com/karataliu))

	* Client poll duration is now 5 seconds ([#43699](https://github.com/kubernetes/kubernetes/pull/43699), [@colemickens](https://github.com/colemickens))

- Mark `net.ipv4.ip_unprivileged_port_start` as safe `sysctl`. ([#103326](https://github.com/kubernetes/kubernetes/pull/103326), [@pacoxu](https://github.com/pacoxu))
- Metrics server nanny has now poll period set to 30s (previously 5 minutes) to allow faster scaling of metrics server. ([#101869](https://github.com/kubernetes/kubernetes/pull/101869), [@olagacek](https://github.com/olagacek)) [SIG Cloud Provider and Instrumentation]

Immutable Secrets and ConfigMaps graduates to GA. This feature allows users to specify that the contents of a particular Secret or ConfigMap is immutable for its object lifetime. For such instances, Kubelet will not watch/poll for changes and therefore reducing apiserver load.

### Structured Logging in Kubelet

* Fix log spam due to unnecessary status update when node is deleted. ([#45923](https://github.com/kubernetes/kubernetes/pull/45923), [@verult](https://github.com/verult))

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* 📝 Update docs about Swagger UI self-hosting with newer source links. PR [#4813](https://github.com/tiangolo/fastapi/pull/4813) by [@Kastakin](https://github.com/Kastakin).
* 📝 Add link to external article: Building the Poll App From Django Tutorial With FastAPI And React. PR [#4778](https://github.com/tiangolo/fastapi/pull/4778) by [@jbrocher](https://github.com/jbrocher).

pkg math/cmplx, func Log(complex128) complex128
pkg math/cmplx, func Log10(complex128) complex128
pkg math/cmplx, func NaN() complex128
pkg math/cmplx, func Phase(complex128) float64
pkg math/cmplx, func Polar(complex128) (float64, float64)
pkg math/cmplx, func Pow(complex128, complex128) complex128
pkg math/cmplx, func Rect(float64, float64) complex128
pkg math/cmplx, func Sin(complex128) complex128