[release-1.28] fix: incorrect snapshot size with default 100Gi

[umagnus]

What type of PR is this?

/kind bug

What this PR does / why we need it:

[release-1.28] fix: incorrect snapshot size with default 100Gi
cherry-pick for #2040

Which issue(s) this PR fixes:

Fixes #

Requirements:

• uses conventional commit messages
• includes documentation
• adds unit tests
• tested upgrade from previous version

Special notes for your reviewer:

Release note:

none

[k8s-ci-robot]

Hi @umagnus. Thanks for your PR.

I'm waiting for a kubernetes-sigs member to verify that this patch is reasonable to test. If it is, they should reply with /ok-to-test on its own line. Until that is done, I will not automatically test new commits in this PR, but the usual testing commands by org members will still work. Regular contributors should join the org to skip this step.

Once the patch is verified, the new status will be reflected by the ok-to-test label.

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[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by: umagnus
Once this PR has been reviewed and has the lgtm label, please assign feiskyer for approval. For more information see the Kubernetes Code Review Process.

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[andyzhangx]

/ok-to-test

[andyzhangx]

/test pull-azurefile-csi-driver-e2e-capz

[k8s-ci-robot]

@umagnus: The following tests failed, say /retest to rerun all failed tests or /retest-required to rerun all mandatory failed tests:

Test name	Commit	Details	Required	Rerun command
pull-azurefile-csi-driver-e2e-capz-windows-2019-hostprocess	e58aa6e	link	true	/test pull-azurefile-csi-driver-e2e-capz-windows-2019-hostprocess
pull-azurefile-csi-driver-e2e-migration-windows	e58aa6e	link	true	/test pull-azurefile-csi-driver-e2e-migration-windows
pull-azurefile-csi-driver-e2e-capz-windows-2019	e58aa6e	link	true	/test pull-azurefile-csi-driver-e2e-capz-windows-2019
pull-azurefile-csi-driver-e2e-capz-windows-2022-hostprocess	e58aa6e	link	true	/test pull-azurefile-csi-driver-e2e-capz-windows-2022-hostprocess

Full PR test history. Your PR dashboard. Please help us cut down on flakes by linking to an open issue when you hit one in your PR.

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. I understand the commands that are listed here.