chore(deps): update gluon docker tag to v0.5.16

This MR contains the following updates:

Package	Update	Change
gluon	patch	0.5.15 -> 0.5.16

Complete MR checklist

Assignee

• Followed upgrade instructions outlined in docs/DEVELOPMENT_MAINTENANCE.md
• Update Docs with new/updated steps as needed
• Tested and Validated Changes made with supporting info like logs or screenshots from test pipelines

Add supporting info below

chuka@DESKTOP-006TSPC:~/bigbang/bigbang$ kubectl describe pod vault-vault-0 -n vault
Name:             vault-vault-0
Namespace:        vault
Priority:         0
Service Account:  vault-vault
Node:             k3d-k3s-default-agent-0/172.20.0.4
Start Time:       Wed, 30 Apr 2025 07:35:57 -0500
Labels:           app.kubernetes.io/instance=vault-vault
                  app.kubernetes.io/name=vault
                  app.kubernetes.io/version=1.19.2
                  apps.kubernetes.io/pod-index=0
                  component=server
                  controller-revision-hash=vault-vault-c4764f8fc
                  helm.sh/chart=vault-0.30.0-bb.2
                  security.istio.io/tlsMode=istio
                  service.istio.io/canonical-name=vault
                  service.istio.io/canonical-revision=1.19.2
                  statefulset.kubernetes.io/pod-name=vault-vault-0
Annotations:      bigbang.dev/istioVersion: 1.23.6
                  istio.io/rev: default
                  kubectl.kubernetes.io/default-container: vault
                  kubectl.kubernetes.io/default-logs-container: vault
                  prometheus.io/path: /stats/prometheus
                  prometheus.io/port: 15020
                  prometheus.io/scrape: true
                  sidecar.istio.io/status:
                    {"initContainers":["istio-init","istio-proxy"],"containers":null,"volumes":["workload-socket","credential-socket","workload-certs","istio-...
Status:           Running
IP:               10.42.3.45

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• Tested and Validated changes

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Upgrade Notices

N/A