Update dependency ember-auto-import to v2.7.4

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
ember-auto-import (source)	2.7.3 -> 2.7.4

---

Release Notes

ef4/ember-auto-import (ember-auto-import)

### [`v2.7.4`](https://togithub.com/ef4/ember-auto-import/compare/6ec7c7274744b3844e44e767a67de9a5f9f2ddbf...a1e91449f9686c8229a9bb6ca24111ccfc73eb34) [Compare Source](https://togithub.com/ef4/ember-auto-import/compare/6ec7c7274744b3844e44e767a67de9a5f9f2ddbf...a1e91449f9686c8229a9bb6ca24111ccfc73eb34)

---

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 has been generated by Mend Renovate. View repository job log here.