chore(deps): update dependency type-fest to v4.21.0

This MR contains the following updates:

Package	Type	Update	Change
type-fest	devDependencies	minor	4.20.1 -> 4.21.0

---

Release Notes

sindresorhus/type-fest (type-fest)

v4.21.0

Compare Source

New types

• StructuredCloneable (#​897) 737550b

Fixes

• Jsonify: Convert undefined to null in union element of array (#​901) 60c1024
• Exact: Fix support for Date in union (#​902) d89a709
• CamelCasedPropertiesDeep: Fix handling of non-recursive types inside target type (#​890) 476024d

---

Configuration

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

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

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

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

---

• If you want to rebase/retry this MR, check this box

---

This MR has been generated by Renovate Bot.