feat/add-extraInitContainers-to-workers

[xlagg5]

What does your PR do?

Adds extraInitContainers section to workers.

Checklist

For all Pull Requests

• Commits are signed off
• Commits have semantic messages
• Documentation updated
• Passes ct linting

For releasing ONLY

• Chart.yaml version bumped
• CHANGELOG.md updated

[dylac]

This feature would be very useful for me, can it be reviewed?

[stale]

This issue has been automatically marked as stale because it has not had activity in 60 days.
It will be closed in 7 days if no further activity occurs.

Thank you for your contributions.

---

Issues never become stale if any of the following is true:

1. they are added to a Project
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3. they have the lifecycle/frozen label

[thesuperzapper]

Bumping for bot.

[thesuperzapper]

@xlagg5 thanks for the PR, but I am going to close this in favor of #856

That PR adds extraContainers and extraInitContainers values for all the deployments, not just workers.