[main] feat(ci): label bosh-lite GCP resources for tracking

[prkalle]

Description of the Change

This PR adds belongs-to=cli / environment=<env> labels to the CF infra resources CI provisions on GCP for tracking

Why Is This PR Valuable?

This PR helps to track the resource usage of cli.

Applicable Issues

How Urgent Is The Change?

Fairly urgent as there is ask to add the labels to infra resources by end of this month.

Other Relevant Parties

Who else is affected by the change?

[prkalle]

Successful run : https://github.com/cloudfoundry/cli/actions/runs/29858136746/job/88727600552

And verified the lables are added:

❯ gcloud compute instances list --filter="labels.environment=cli-sian" \
  --format="table(name, zone.basename(), labels.list())"
NAME                                     ZONE        LABELS
vm-343bf182-5f6f-49f8-4896-3e6b9de15ee4  us-east1-b  belongs-to=cli,deployment=bosh,director=bosh-init,environment=cli-sian,index=0,instance-group=bosh,job=bosh,name=bosh-0


Updates are available for some Google Cloud CLI components.  To install them,
please run:
  $ gcloud components update

❯ gcloud compute disks list --filter="labels.environment=cli-sian" \
  --format="table(name, zone.basename(), labels.list())"
NAME                                       ZONE        LABELS
disk-1a79a5a7-6388-4029-4a8b-95845851aee1  us-east1-b  belongs-to=cli,environment=cli-sian
vm-343bf182-5f6f-49f8-4896-3e6b9de15ee4    us-east1-b  belongs-to=cli,environment=cli-sian
❯ gcloud compute addresses list --regions=us-east1 --filter="labels.environment=cli-sian" \
  --format="table(name, labels.list())"
NAME                       LABELS
cli-sian-bosh-director-ip  belongs-to=cli,environment=cli-sian,goog-terraform-provisioned=true
cli-sian-jumpbox-ip        belongs-to=cli,environment=cli-sian,goog-terraform-provisioned=true
❯ gcloud compute addresses describe cli-sian-bosh-director-ip --region=us-east1 \
  --format="yaml(name, labels)"
labels:
  belongs-to: cli
  environment: cli-sian
  goog-terraform-provisioned: 'true'
name: cli-sian-bosh-director-ip

[anujc25]

LGTM. Thanks