Upgrade kbatch version

[iameskild]

Fixes | Closes | Resolves #1311

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Changes introduced in this PR:

• Upgrade kbatch to v0.4.0 which adds cronjob support

Types of changes

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• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds a feature)
• Breaking change (fix or feature that would cause existing features to not work as expected)
• Documentation Update
• Code style update (formatting, renaming)
• Refactoring (no functional changes, no API changes)
• Build related changes
• Other (please describe): version upgrade

Testing

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Documentation

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• Yes, docstrings
• Yes, main documentation
• Yes, deprecation notices

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[iameskild]

I cut a new release of kbatch over the weekend in preparation for this update. Once upgraded, it will enable kbatch cronjob support. Documentation and tutorials to come this week.

[aktech]

Looks good to me.

[iameskild]

I will update this once I get this kbatch fix in and cut a new release:
kbatch-dev/kbatch#46

[iameskild]

@viniciusdc this is ready for a final review as well. I just released 0.4.1 of kbatch which was holding this PR up.

[viniciusdc]

LGTM, after merge please run the integration tests and update beta to inspect the latest changes 🙂