build(insights): add Kustomize patch to adjust pull policy (backport #1045)

[mergify]

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Fixes: #691

Description of the change:

• Adds a Kustomize patch to control pull policy in the same way we do for the operator controller and console plugin

Motivation for the change:

• Makes pull policy consistent across images

How to manually test:

1. make bundle

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This is an automatic backport of pull request #1045 done by [Mergify](https://mergify.com).