Add pvcsi 1.31 yaml

[chethanv28]

What this PR does / why we need it: Add pvcsi 1.31 yaml to prepare for tkgs 1.31 release.

Release note:

Add pvcsi 1.31 yaml

[nikhilbarge]

/approve

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: chethanv28, divyenpatel, nikhilbarge

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