- Added to `MutableFeatureGate` the ability to override the default setting of feature gates, to allow default-enabling a feature on a component-by-component basis instead of for all affected components simultaneously. ([#122647](https://github.com/kubernetes/kubernetes/pull/122647), [@benluddy](https://github.com/benluddy))

* Fix for kube-proxy healthcheck handling an update that simultaneously removes one port and adds another. ([#44365](https://github.com/kubernetes/kubernetes/pull/44365), [@MrHohn](https://github.com/MrHohn))

    /** The key of the message: Remove Documents Before Days */
    public static final String LABELS_DAY_FOR_CLEANUP = "{labels.dayForCleanup}";

    /** The key of the message: Simultaneous Crawler Config */
    public static final String LABELS_CRAWLING_THREAD_COUNT = "{labels.crawlingThreadCount}";

    /** The key of the message: Boost */
    public static final String LABELS_BOOST = "{labels.boost}";