Bumping Boskos and k8s-staging-test-infra GCR images and k8s-staging-test-infra AR images and k8s-staging-apisnoop-apisnoop

No gcr.io/k8s-staging-boskos changes.

No gcr.io/k8s-staging-test-infra changes.

Multiple distinct us-central1-docker.pkg.dev/k8s-staging-test-infra/images changes:

Commits | Dates | Images
--- | --- | ---
29ba10e...e86cefa | 2026‑02‑17 → 2026‑03‑16 | images/kubekins-e2e(master)

No gcr.io/k8s-staging-apisnoop/ changes.

Author: k8s-infra-ci-robot

config/jobs/kubernetes-sigs/agent-sandbox/agent-sandbox-periodics-main.yaml

@@ -15,7 +15,7 @@ periodics:
     preset-kind-volume-mounts: "true"
   spec:
     containers:
-    - image: us-central1-docker.pkg.dev/k8s-staging-test-infra/images/kubekins-e2e:v20260217-29ba10ecec-master
+    - image: us-central1-docker.pkg.dev/k8s-staging-test-infra/images/kubekins-e2e:v20260316-e86cefa561-master
       command:
       - runner.sh
       - dev/ci/periodics/test-load-test