🐛 Fix ignition version defaulting to consider if the storageType gets defaulted itself

[chrischdi]

What type of PR is this?

/kind bug

What this PR does / why we need it:

Follow-up fix for

• 🌱 Fix(ignition): Default version only if not storageType UnencryptedUserData #5641

We default the version only if storage type is not "unencrypted".

But we default the storage type too if not set.

Which issue(s) this PR fixes (optional, in fixes #<issue number>(, fixes #<issue_number>, ...) format, will close the issue(s) when PR gets merged):
Fixes #

Special notes for your reviewer:

Checklist:

• squashed commits
• includes documentation
• includes emoji in title
• adds unit tests
• adds or updates e2e tests

Release note:

NONE

[chrischdi]

/cherry-pick release-2.9

[k8s-infra-cherrypick-robot]

@chrischdi: once the present PR merges, I will cherry-pick it on top of release-2.9 in a new PR and assign it to you.

In response to this:

/cherry-pick release-2.9

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[damdo]

/lgtm

[k8s-ci-robot]

LGTM label has been added.

Git tree hash: e2d7993c55211601cf3bb4e0caa75287b4c3af29

[damdo]

/assign @nrb

[nrb]

/approve

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: nrb

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[k8s-infra-cherrypick-robot]

@chrischdi: new pull request created: #5648

In response to this:

/cherry-pick release-2.9

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes-sigs/prow repository.