build(deps): Bump azure/k8s-deploy from 4 to 5 in /.github/workflows

Bumps [azure/k8s-deploy](https://github.com/azure/k8s-deploy) from 4 to 5.
- [Release notes](https://github.com/azure/k8s-deploy/releases)
- [Changelog](https://github.com/Azure/k8s-deploy/blob/main/CHANGELOG.md)
- [Commits](Azure/k8s-deploy@v4...v5)

---
updated-dependencies:
- dependency-name: azure/k8s-deploy
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

.github/workflows/deploy-aks.yml

@@ -91,7 +91,7 @@ jobs:
           resource-group: "${{ env.STAGING_RESOURCEGROUP }}"
           cluster-name: "${{ env.STAGING_CLUSTER }}"
 
-      - uses: azure/k8s-deploy@v4
+      - uses: azure/k8s-deploy@v5
         with:
           namespace: "${{ env.STAGING_NAMESPACE }}"
           manifests: "${{ env.MANIFESTS }}"
@@ -133,7 +133,7 @@ jobs:
           resource-group: "${{ env.LIVE_RESOURCEGROUP }}"
           cluster-name: "${{ env.LIVE_CLUSTER }}"
 
-      - uses: azure/k8s-deploy@v4
+      - uses: azure/k8s-deploy@v5
         with:
           namespace: "${{ env.LIVE_NAMESPACE }}"
           manifests: "${{ env.MANIFESTS }}"