chore: update dependency async to ^3.2.6

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
async (source)	^3.2.5 -> ^3.2.6

---

Release Notes

caolan/async (async)

### [`v3.2.6`](https://togithub.com/caolan/async/compare/v3.2.5...v3.2.6) [Compare Source](https://togithub.com/caolan/async/compare/v3.2.5...v3.2.6)

---

Configuration

📅 Schedule: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined).

🚦 Automerge: Enabled.

♻ Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

---

• [ ] If you want to rebase/retry this PR, check this box

---

This PR was generated by Mend Renovate. View the repository job log.

[coveralls]

Pull Request Test Coverage Report for Build 10463866833

Details

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 84.762%

---

Totals
Change from base Build 10447415549:	0.0%
Covered Lines:	7267
Relevant Lines:	8268

---

💛 - Coveralls