cification that the workload instances can use to bootstrap
their proxies, including the metadata and identity. It is only intended to
be used with non-k8s workloads like Virtual Machines, and is meant to mimic
the existing sidecar injection and deployment specification model used for
Kubernetes workloads to bootstrap Istio proxies.</p><p>The following example declares a workload group representing a collection
of workloads that will be registered under <code>reviews</code> in namespace
<code>bookinfo</code