Migrate automatically on service start (#7103)

This avoids a forgettable manual step in deploying collab

Release Notes:

- N/A

script/deploy-migration

@@ -1,26 +0,0 @@
-#!/bin/bash
-
-set -eu
-source script/lib/deploy-helpers.sh
-
-if [[ $# < 2 ]]; then
-  echo "Usage: $0 <production|staging|preview|nightly> <tag-name>"
-  exit 1
-fi
-environment=$1
-version=$2
-
-export_vars_for_environment ${environment}
-image_id=$(image_id_for_version ${version})
-
-export ZED_KUBE_NAMESPACE=${environment}
-export ZED_IMAGE_ID=${image_id}
-export ZED_MIGRATE_JOB_NAME=zed-migrate-${version}
-
-target_zed_kube_cluster
-envsubst < crates/collab/k8s/migrate.template.yml | kubectl apply -f -
-
-pod=$(kubectl --namespace=${environment} get pods --selector=job-name=${ZED_MIGRATE_JOB_NAME} --output=jsonpath='{.items[0].metadata.name}')
-
-echo "Job pod:" $pod
-kubectl --namespace=${environment} logs -f ${pod}