Migrated the `PersistentVolumeClaim` protection controller (within `kube-controller-manager`) to use [contextual logging](https://k8s.io/docs/concepts/cluster-administration/system-logs/#contextual-logging).

### Structured Logging in Kubelet

- Migrated `pod-security-admission` to use [contextual logging](https://k8s.io/docs/concepts/cluster-administration/system-logs/#contextual-logging). ([#114471](https://github.com/kubernetes/kubernetes/pull/114471), [@Namanl2001](https://github.com/Namanl2001)) [SIG Apps and Auth]

    /**
     * Get the value for the key 'logging.search.docs.enabled'. <br>
     * The value is, e.g. true <br>
     * comment: logging
     * @return The value of found property. (NotNull: if not found, exception but basically no way)
     */
    String getLoggingSearchDocsEnabled();

    /**
     * Is the property for the key 'logging.search.docs.enabled' true? <br>
     * The value is, e.g. true <br>

- Migrate `pkg/scheduler` to structured logging. ([#99273](https://github.com/kubernetes/kubernetes/pull/99273), [@yangjunmyfm192085](https://github.com/yangjunmyfm192085))

- Migrate `proxy/ipvs/proxier.go` logs to structured logging. ([#97796](https://github.com/kubernetes/kubernetes/pull/97796), [@JornShen](https://github.com/JornShen))
- Migrate `staging/src/k8s.io/apiserver/pkg/registry` logs to structured logging. ([#98287](https://github.com/kubernetes/kubernetes/pull/98287), [@lala123912](https://github.com/lala123912))

- Migrate client-go/metadata to contextual logging ([#122225](https://github.com/kubernetes/kubernetes/pull/122225), [@ricardoapl](https://github.com/ricardoapl)) [SIG API Machinery]

    * Remove metadata agent config maps in favor of command line flags.
    * Update the metadata agent's liveness probe to a new /healthz handler.
    * Logging Agent Improvements
    * Bump logging agent version to 0.2-1.5.33-1-k8s-1.
    * Appropriately set log severity for k8s_container.
    * Fix detect exceptions plugin to analyze message field instead of log field.

- Migrated the `volumebinding scheduler plugins` to use [contextual logging](https://k8s.io/docs/concepts/cluster-administration/system-logs/#contextual-logging). ([#116803](https://github.com/kubernetes/kubernetes/pull/116803),...

### SIG GCP

- Added tolerations for Stackdriver Logging and Metadata Agents. ([#69737](https://github.com/kubernetes/kubernetes/pull/69737), [@qingling128](https://github.com/qingling128))