Exposing spo image repo & tag in helm charts to make it configurable

[rahulroshan-kachchap]

What type of PR is this?

kind feature

What this PR does / why we need it:

This enables users to have better control over what images/tags they deploy when using the official SPO helm chart, instead of having to create their own.

Which issue(s) this PR fixes:

Fixes #1334

Does this PR have test?

Tested the above changes with spoimage repository set to gcr.io/k8s-staging-sp-operator/security-profiles-operator and spoimage tag set to latest.
Image pulled successfully.

Does this PR introduce a user-facing change?

Added registry, repository & tag in values.yaml to make SPO repo & image values configurable in helm charts.

[k8s-ci-robot]

Hi @rahulroshan-kachchap. 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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[rahulroshan-kachchap]

@JAORMX I created a fresh PR and closed the previous one(#1387) - I messed it up in squashing the commits.

[JAORMX]

/ok-to-test

[codecov-commenter]

Codecov Report

Merging #1396 (53ed51c) into main (3e42cf0) will not change coverage.
The diff coverage is n/a.

Additional details and impacted files

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  Coverage   44.13%   44.13%           
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  Files          50       50           
  Lines        5651     5651           
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  Hits         2494     2494           
  Misses       3037     3037           
  Partials      120      120           

[rahulroshan-kachchap]

/retest-required

[saschagrunert]

@rahulroshan-kachchap please rebase to get the latest CI fixes in :)

[rahulroshan-kachchap]

@ccojocar @Vincent056 Can you please review this and get it merged

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: rahulroshan-kachchap, saschagrunert

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