WIP: test removing hostname override

[adoi]

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[adoi]

/test all

[adoi]

Closing this. Further context: kubermatic/kubermatic#15076 and kubermatic/kubermatic#15223.

/close

[kubermatic-bot]

@adoi: Closed this PR.

In response to this:

Closing this. Further context: kubermatic/kubermatic#15076 and kubermatic/kubermatic#15223.

/close

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