remove VolumeAttachLimit from STACKIT CSI

[breuerfelix]

How to categorize this PR?

/kind technical-debt

What this PR does / why we need it:
The helmchart value is never used so we can remove it.

Special notes for your reviewer:

Breaking changes:

[ske-prow]

LGTM label has been added.

Details

Git tree hash: e65cf4b2a8db33f7129dbec1b98a562bbd91ef46

[nschad]

thanks @breuerfelix, need to fix the test though

[nschad]

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

[ske-prow]

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

Details

In response to this:

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

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[ske-prow]

LGTM label has been added.

Details

Git tree hash: a2d1e0b406cfb50b8640ae1bb30d35082c8d111b

[ske-prow]

[APPROVALNOTIFIER] This PR is APPROVED

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