Update dependency all-contributors-cli to v6.9.1

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
all-contributors-cli	devDependencies	patch	6.9.0 -> 6.9.1

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Release Notes

all-contributors/all-contributors-cli

### [`v6.9.1`](https://togithub.com/all-contributors/all-contributors-cli/releases/v6.9.1) [Compare Source](https://togithub.com/all-contributors/all-contributors-cli/compare/v6.9.0...v6.9.1) ##### Bug Fixes - username might be a number ([#​203](https://togithub.com/all-contributors/all-contributors-cli/issues/203)) ([a91145f](https://togithub.com/all-contributors/all-contributors-cli/commit/a91145f))

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