Update ownership to lifecycle

Author: jianghao0718

ownership.yaml

@@ -7,12 +7,44 @@ ownership:
   kind: code
   repo: https://github.com/github/backup-utils-private
   qos: critical
-  component_of: ghes-infra
+  team: github/ghes-lifecycle
+  maintainer: shcorbett
+  exec_sponsor: scottdensmore
+  tier: 3
+  product_manager: maya-ross
+  sev1:
+    pagerduty: https://github.pagerduty.com/escalation_policies#PBQWK20
+    tta: 30 minutes
+  sev2:
+    issue: https://github.com/github/ghes/issues/new?labels=ghes-lifecycle
+    tta: 1 business day
+  sev3:
+    slack: ghes-dev
+    tta: 1 week
+  support_squad:
+    slack: support-squad-infrastructure
+    issue: https://github.com/github/support-squad-infrastructure/issues
 - name: backup-utils
   long_name: backup-utils
   description: backup-utils is backup and restore tooling for Github enterprise server
     (GHES)
   kind: code
   repo: https://github.com/github/backup-utils
   qos: critical
-  component_of: ghes-infra
+  team: github/ghes-lifecycle
+  maintainer: shcorbett
+  exec_sponsor: scottdensmore
+  tier: 3
+  product_manager: maya-ross
+  sev1:
+    pagerduty: https://github.pagerduty.com/escalation_policies#PBQWK20
+    tta: 30 minutes
+  sev2:
+    issue: https://github.com/github/ghes/issues/new?labels=ghes-lifecycle
+    tta: 1 business day
+  sev3:
+    slack: ghes-dev
+    tta: 1 week
+  support_squad:
+    slack: support-squad-infrastructure
+    issue: https://github.com/github/support-squad-infrastructure/issues