- Featuregate AllowInsecureBackendProxy graduates to GA and unconditionally enabled. ([#99658](https://github.com/kubernetes/kubernetes/pull/99658), [@deads2k](https://github.com/deads2k))
- Increase timeout for pod lifecycle test to reach pod status=ready ([#96691](https://github.com/kubernetes/kubernetes/pull/96691), [@hh](https://github.com/hh))

  
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### Other notable changes

* Backport of the IPAM allocator enhancements to 1.8 branch. ([#62041](https://github.com/kubernetes/kubernetes/pull/62041), [@satyasm](https://github.com/satyasm))

  As of now both `system-node-critical` and `system-cluster-critical` pods have -997 OOM score, making them one of the last processes to be OOMKilled. By definition `system-cluster-critical` pods can be scheduled elsewhere if there is a resource crunch on the node where as `system-node-critical` pods cannot be rescheduled. This was the reason for `system-node-critical` to have higher priority value than `system-cluster-critical`.  This change allows only `system-node-critical` priority class to...

  
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- Kubernetes binaries are now built-in `module` mode instead of `GOPATH` mode. ([#109464](https://github.com/kubernetes/kubernetes/pull/109464), [@liggitt](https://github.com/liggitt))
- Removed branch `release-1.20` from prom bot due to EOL. ([#110748](https://github.com/kubernetes/kubernetes/pull/110748), [@cpanato](https://github.com/cpanato))

  
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