[dhctl] mirror: generate DeckhouseRelease manifests for mirrored releases

[mvasl]

Description

Added generation of DeckhouseReleases manifests for pulled releases during mirror pull.

Why do we need it, and what problem does it solve?

This is required to correctly update older versions of deckhouse with mirror dumps.

Checklist

• The code is covered by unit tests.
• e2e tests passed.
• Documentation updated according to the changes.
• Changes were tested in the Kubernetes cluster manually.

Changelog entries

section: dhctl
type: feature
summary: "Generate `DeckhouseRelease` manifests for mirrored releases."
impact_level: default

[mvasl]

---
apiVersion: deckhouse.io/v1alpha1
approved: false
kind: DeckhouseRelease
metadata:
  creationTimestamp: null
  name: v1.58.1
spec:
  changelog:
    cni-cilium:
      fixes:
      - impact: Cilium-agent pods may be reloaded.
        pull_request: https://github.com/deckhouse/deckhouse/pull/7576
        summary: Improve `safe-agent-updater`.
    control-plane-manager:
      fixes:
      - impact: Prevents the Deckhouse version update error from being skipped.
        pull_request: https://github.com/deckhouse/deckhouse/pull/7637
        summary: Fix race reading between the deckhouse pod status and the `minUsedControlPlaneKubernetesVersion`
          variable.
    deckhouse-controller:
      fixes:
      - pull_request: https://github.com/deckhouse/deckhouse/pull/7625
        summary: Add CA certificates to the standard `/etc/ssl/` path.
    monitoring-kubernetes:
      fixes:
      - pull_request: https://github.com/deckhouse/deckhouse/pull/7622
        summary: Fix `UnsupportedContainerRuntimeVersion` alert to support the newest
          containerd versions (`1.7.*`).
    prometheus:
      fixes:
      - pull_request: https://github.com/deckhouse/deckhouse/pull/7636
        summary: Fix validating webhook build for promtool work.
      - pull_request: https://github.com/deckhouse/deckhouse/pull/7636
        summary: Fix Prometheus build to return sample limit patch.
  changelogLink: https://github.com/deckhouse/deckhouse/releases/tag/v1.58.1
  requirements:
    containerdOnAllNodes: "true"
    ingressNginx: "1.1"
    istioVer: "1.16"
    k8s: 1.25.0
    nodesMinimalOSVersionUbuntu: "18.04"
  version: v1.58.1
---
apiVersion: deckhouse.io/v1alpha1
approved: false
kind: DeckhouseRelease
metadata:
  creationTimestamp: null
  name: v1.57.5
spec:
  changelog:
    cni-cilium:
      fixes:
      - pull_request: https://github.com/deckhouse/deckhouse/pull/7479
        summary: Update documentation.
    dhctl:
      fixes:
      - pull_request: https://github.com/deckhouse/deckhouse/pull/7470
        summary: Change the order in which resources are created. Service accounts
          will be created before secrets.
    log-shipper:
      fixes:
      - pull_request: https://github.com/deckhouse/deckhouse/pull/7484
        summary: Minor documentation updates.
    loki:
      fixes:
      - pull_request: https://github.com/deckhouse/deckhouse/pull/7442
        summary: Update documentation.
    monitoring-kubernetes:
      fixes:
      - pull_request: https://github.com/deckhouse/deckhouse/pull/7483
        summary: Minor documentation updates.
    node-manager:
      fixes:
      - pull_request: https://github.com/deckhouse/deckhouse/pull/7465
        summary: Fix panic when the vSphere driver creates a disk.
    prometheus:
      fixes:
      - pull_request: https://github.com/deckhouse/deckhouse/pull/7482
        summary: Minor documentation updates.
  changelogLink: https://github.com/deckhouse/deckhouse/releases/tag/v1.57.5
  requirements:
    containerdOnAllNodes: "true"
    ingressNginx: "1.1"
    istioVer: "1.16"
    k8s: 1.24.0
    nodesMinimalOSVersionUbuntu: "18.04"
  version: v1.57.5
---
apiVersion: deckhouse.io/v1alpha1
approved: false
kind: DeckhouseRelease
metadata:
  creationTimestamp: null
  name: v1.58.2
spec:
  changelog:
    docs:
      fixes:
      - pull_request: https://github.com/deckhouse/deckhouse/pull/7673
        summary: Add info about using client secrets in Azure.
    ingress-nginx:
      fixes:
      - impact: Ingress nginx controller will restart.
        pull_request: https://github.com/deckhouse/deckhouse/pull/7666
        summary: Add libraries to the final image.
    log-shipper:
      fixes:
      - pull_request: https://github.com/deckhouse/deckhouse/pull/7686
        summary: Add missing ca-certs to prevent errors with HTTPS connections.
    openvpn:
      fixes:
      - pull_request: https://github.com/deckhouse/deckhouse/pull/7686
        summary: Add missing ca-certs to prevent errors with HTTPS connections.
  changelogLink: https://github.com/deckhouse/deckhouse/releases/tag/v1.58.2
  requirements:
    containerdOnAllNodes: "true"
    ingressNginx: "1.1"
    istioVer: "1.16"
    k8s: 1.25.0
    nodesMinimalOSVersionUbuntu: "18.04"
  version: v1.58.2

[deckhouse-BOaTswain]

Cherry pick PR 7735 to the branch release-1.58 successful!