ci(deps): Update dependency mocha to ^9.1.0

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
mocha (source)	^9.0.3 -> ^9.1.0

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Release Notes

mochajs/mocha

### [`v9.1.0`](https://togithub.com/mochajs/mocha/blob/master/CHANGELOG.md#​910--2021-08-20) [Compare Source](https://togithub.com/mochajs/mocha/compare/v9.0.3...v9.1.0) #### :tada: Enhancements - [#​4716](https://togithub.com/mochajs/mocha/issues/4716): Add new option `--fail-zero` ([**@​juergba**](https://togithub.com/juergba)) - [#​4691](https://togithub.com/mochajs/mocha/issues/4691): Add new option `--node-option` ([**@​juergba**](https://togithub.com/juergba)) - [#​4607](https://togithub.com/mochajs/mocha/issues/4607): Add output option to `JSON` reporter ([**@​dorny**](https://togithub.com/dorny))

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Configuration

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🚦 Automerge: Enabled.

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