fix(deps): update dependency async to v3.2.6

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
async (source)	3.2.4 -> 3.2.6

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Release Notes

caolan/async (async)

### [`v3.2.6`](https://redirect.github.com/caolan/async/compare/v3.2.5...v3.2.6) [Compare Source](https://redirect.github.com/caolan/async/compare/v3.2.5...v3.2.6) ### [`v3.2.5`](https://redirect.github.com/caolan/async/blob/HEAD/CHANGELOG.md#v325) [Compare Source](https://redirect.github.com/caolan/async/compare/v3.2.4...v3.2.5) - Ensure `Error` objects such as `AggregateError` are propagated without modification ([#​1920](https://redirect.github.com/caolan/async/issues/1920))

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