Update dependency columnify to ~1.6.0

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
columnify	~1.5.4 -> ~1.6.0

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Release Notes

timoxley/columnify

### [`v1.6.0`](https://togithub.com/timoxley/columnify/compare/1.5.4...1.6.0) [Compare Source](https://togithub.com/timoxley/columnify/compare/1.5.4...1.6.0)

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