fix: add istio crds to kustomization

[xunholy]

Signed-off-by: Michael Fornaro [email protected]

Description

Update istio-operator to also deploy CRDs

Checklist

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Issue Ref (Optional)

Which issue(s) this PR fixes (optional, using fixes #(, fixes #<issue_number>, ...) format, will close the issue(s) when the PR gets merged): Fixes #371

Notes

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