fix(deps): update dependency postgres to v3.4.3

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
postgres	3.4.2 -> 3.4.3

---

Release Notes

porsager/postgres (postgres)

### [`v3.4.3`](https://togithub.com/porsager/postgres/releases/tag/v3.4.3) [Compare Source](https://togithub.com/porsager/postgres/compare/v3.4.2...v3.4.3) - Ensure reserved connections are initialized properly - fixes [#​718](https://togithub.com/porsager/postgres/issues/718) [`c084a1c`](https://togithub.com/porsager/postgres/commit/c084a1c)

---

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.