Update dependency coveralls to v3.0.9

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
coveralls	devDependencies	patch	3.0.8 -> 3.0.9

---

Release Notes

nickmerwin/node-coveralls

### [`v3.0.9`](https://togithub.com/nickmerwin/node-coveralls/releases/3.0.9) [Compare Source](https://togithub.com/nickmerwin/node-coveralls/compare/3.0.8...3.0.9) - removed Istanbul, mocha dependencies - reverted cobertura-parse support (package dependency archived) - removed snyk (automated security updates from GitHub via Dependabot enabled) - improved Windows support

---

Renovate configuration

:date: Schedule: At any time (no schedule defined).

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

:recycle: Rebasing: Whenever PR becomes conflicted, or if you modify the PR title to begin with "rebase!".

:no_bell: 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

---

Newsflash: Renovate has joined WhiteSource, and is now free for all use. Learn more or view updated terms and privacy policies.