[release-1.26] chore: refine create-volume metrics

[k8s-infra-cherrypick-robot]

This is an automated cherry-pick of #1973

/assign andyzhangx

none

[andyzhangx]

/lgtm
/retest

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

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[k8s-ci-robot]

@k8s-infra-cherrypick-robot: The following test 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-azuredisk-csi-driver-e2e-capz-windows-2022-hostprocess	62d9fd5	link	true	/test pull-azuredisk-csi-driver-e2e-capz-windows-2022-hostprocess

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