PowerVS: upgrade capi image

[dharaneeshvrd]

What this PR does / why we need it:

Trying to upgrade capi image.

Which issue(s) this PR fixes (optional, use fixes #<issue_number>(, fixes #<issue_number>, ...) format, where issue_number might be a GitHub issue, or a Jira story:
Fixes #

Checklist

• Subject and description added to both, commit and PR.
• Relevant issues have been referenced.
• This change includes docs.
• This change includes unit tests.

[dharaneeshvrd]

/cc @mkumatag

[mkumatag]

Let's update the go.mod as well

[dharaneeshvrd]

Let's update the go.mod as well

Updated @mkumatag

[mkumatag]

/lgtm

[mkumatag]

/assign @enxebre @alvaroaleman

[openshift-ci]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: alvaroaleman, dharaneeshvrd, mkumatag

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[openshift-ci-robot]

/retest-required

Remaining retests: 2 against base HEAD 579d83b and 8 for PR HEAD aa8300c in total

[openshift-ci]

@dharaneeshvrd: all tests passed!

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