chore(deps): update dependency slevomat/coding-standard to v7.1

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
slevomat/coding-standard	require-dev	minor	7.0.20 -> 7.1

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Release Notes

slevomat/coding-standard

### [`v7.1`](https://togithub.com/slevomat/coding-standard/compare/7.0.20...7.1.0) [Compare Source](https://togithub.com/slevomat/coding-standard/compare/7.0.20...7.1.0)

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