add CRDs for compatibility mode tests to the upstream-crds make target

[ftl]

How to categorize this PR?

/kind bug

What this PR does / why we need it:
This change puts the CRDs needed for the compatibility-related tests into the upstream-crds make target.

Which issue(s) this PR fixes:
Fixes #

Special notes for your reviewer:

Breaking changes:

[ftl]

/test pull-gardener-extension-provider-stackit-integration-tests

[ftl]

/test pull-gardener-extension-provider-stackit-integration-tests

[ske-prow]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: nschad

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• OWNERS [nschad]

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[ske-prow]

LGTM label has been added.

Details

Git tree hash: cf954df8d26b75d228444b5ea660e240e7993adf

[nschad]

/override pull-gardener-extension-provider-stackit-integration-test

[ske-prow]

@nschad: /override requires failed status contexts, check run or a prowjob name to operate on.
The following unknown contexts/checkruns were given:

• pull-gardener-extension-provider-stackit-integration-test

Only the following failed contexts/checkruns were expected:

• post-gardener-extension-provider-stackit-dev-artifacts
• pull-gardener-extension-provider-stackit-integration-tests
• pull-gardener-extension-provider-stackit-verify
• tide

If you are trying to override a checkrun that has a space in it, you must put a double quote on the context.

Details

In response to this:

/override pull-gardener-extension-provider-stackit-integration-test

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.

[nschad]

/override pull-gardener-extension-provider-stackit-integration-tests

[ske-prow]

@nschad: Overrode contexts on behalf of nschad: pull-gardener-extension-provider-stackit-integration-tests

Details

In response to this:

/override pull-gardener-extension-provider-stackit-integration-tests

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.