Update dependency excoveralls to v0.18.5

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
excoveralls (source)	dev	patch	0.18.2 → 0.18.5

---

Release Notes

parroty/excoveralls (excoveralls)

v0.18.5

Compare Source

Changes

• Fix Json output name when export isn't set (#​337)

v0.18.4

Compare Source

Enhancements

• Add Custom Filename support for coveralls.json (#​335)

Changes

• Elixir 1.18 compatibility (#​333)

v0.18.3

Compare Source

Changes

• Avoid warning messages for Cobertura
  • Update Range to use function syntax (#​332)

---

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 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.