Update dependency @types/eslint to v8.56.9 (#69)

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This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
|
[@types/eslint](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/master/types/eslint)
([source](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/eslint))
| [`8.56.7` ->
`8.56.9`](https://renovatebot.com/diffs/npm/@types%2feslint/8.56.7/8.56.9)
|
[![age](https://developer.mend.io/api/mc/badges/age/npm/@types%2feslint/8.56.9?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![adoption](https://developer.mend.io/api/mc/badges/adoption/npm/@types%2feslint/8.56.9?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![passing](https://developer.mend.io/api/mc/badges/compatibility/npm/@types%2feslint/8.56.7/8.56.9?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![confidence](https://developer.mend.io/api/mc/badges/confidence/npm/@types%2feslint/8.56.7/8.56.9?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|

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