feat: cli enhancements

[oliverbaehler]

Describe the feature

Provide the following capabilities via capsule cli:

• Cordon / Uncordon Tenant
• Cordon / Uncordon Namespace
• Cordon / Uncorden GTR/TR
• Reconcile GTR/TR
• Promote ServicesAccounts Normal / Owner
• Expire Resourcepoolclaim
• add / move / remove namespaces to/within/from tenants

Extras:

• Auotcompletion
• CLI Docs

References:

• https://projectcapsule.dev/docs/tenants/namespaces/#cordon
• https://projectcapsule.dev/docs/tenants/permissions/#promotion
• https://projectcapsule.dev/docs/tenants/namespaces/#administration