container: Fix version for staged container updates

[travier]

WIP

[openshift-ci]

Skipping CI for Draft Pull Request.
If you want CI signal for your change, please convert it to an actual PR.
You can still manually trigger a test run with /test all

[travier]

Draft as I still need to fully test this. Let's see what CI says.

[travier]

[2024-05-09T10:43:42.478Z] May 09 10:43:32 qemu0 kola-runext-container-update-check[1357]: + sed -e 's/^/# /'
[2024-05-09T10:43:42.478Z] May 09 10:43:32 qemu0 kola-runext-container-update-check[1998]: # {
[2024-05-09T10:43:42.478Z] May 09 10:43:32 qemu0 kola-runext-container-update-check[1998]: #   "update-sha256": "39be266dc47a8adcd154564891f8e29b235dd667270a2b6eafc391de7d2459da",
[2024-05-09T10:43:42.478Z] May 09 10:43:32 qemu0 kola-runext-container-update-check[1998]: #   "manifest-diff": {
[2024-05-09T10:43:42.478Z] May 09 10:43:32 qemu0 kola-runext-container-update-check[1998]: #     "n-added": 2,
[2024-05-09T10:43:42.478Z] May 09 10:43:32 qemu0 kola-runext-container-update-check[1998]: #     "n-removed": 2,
[2024-05-09T10:43:42.478Z] May 09 10:43:32 qemu0 kola-runext-container-update-check[1998]: #     "removed-size": 1439964672,
[2024-05-09T10:43:42.478Z] May 09 10:43:32 qemu0 kola-runext-container-update-check[1998]: #     "total-size": 1547739648,
[2024-05-09T10:43:42.478Z] May 09 10:43:32 qemu0 kola-runext-container-update-check[1998]: #     "total": 2,
[2024-05-09T10:43:42.478Z] May 09 10:43:32 qemu0 kola-runext-container-update-check[1998]: #     "added-size": 1547739648
[2024-05-09T10:43:42.478Z] May 09 10:43:32 qemu0 kola-runext-container-update-check[1998]: #   },
[2024-05-09T10:43:42.478Z] May 09 10:43:32 qemu0 kola-runext-container-update-check[1998]: #   "checksum": "39be266dc47a8adcd154564891f8e29b235dd667270a2b6eafc391de7d2459da",
[2024-05-09T10:43:42.478Z] May 09 10:43:32 qemu0 kola-runext-container-update-check[1998]: #   "version": "2",
[2024-05-09T10:43:42.478Z] May 09 10:43:32 qemu0 kola-runext-container-update-check[1998]: #   "origin": "ostree-unverified-image:containers-storage:localhost/fcos-derived",
[2024-05-09T10:43:42.478Z] May 09 10:43:32 qemu0 kola-runext-container-update-check[1998]: #   "osname": "fedora-coreos",
[2024-05-09T10:43:42.478Z] May 09 10:43:32 qemu0 kola-runext-container-update-check[1998]: #   "timestamp": 1715251203,
[2024-05-09T10:43:42.478Z] May 09 10:43:32 qemu0 kola-runext-container-update-check[1998]: #   "ref-has-new-commit": false
[2024-05-09T10:43:42.478Z] May 09 10:43:32 qemu0 kola-runext-container-update-check[1998]: # }
[2024-05-09T10:43:42.478Z] May 09 10:43:32 qemu0 kola-runext-container-update-check[1357]: + fatal 'File '\''out.txt'\'' doesn'\''t match fixed string list '\''"version": "3"'\'''
[2024-05-09T10:43:42.478Z] May 09 10:43:32 qemu0 kola-runext-container-update-check[1357]: + echo error: File ''\''out.txt'\''' 'doesn'\''t' match fixed string list ''\''"version":' '"3"'\'''
[2024-05-09T10:43:42.478Z] May 09 10:43:32 qemu0 kola-runext-container-update-check[1357]: error: File 'out.txt' doesn't match fixed string list '"version": "3"'
[2024-05-09T10:43:42.478Z] May 09 10:43:32 qemu0 kola-runext-container-update-check[1357]: + exit 1