Update dependency certifi to v2021 - autoclosed

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
certifi (source)	==2020.12.5 -> ==2021.10.8

---

Release Notes

certifi/python-certifi

### [`v2021.10.8`](https://togithub.com/certifi/python-certifi/compare/2021.05.30...2021.10.08) [Compare Source](https://togithub.com/certifi/python-certifi/compare/2021.05.30...2021.10.08) ### [`v2021.5.30`](https://togithub.com/certifi/python-certifi/compare/2020.12.05...2021.05.30) [Compare Source](https://togithub.com/certifi/python-certifi/compare/2020.12.05...2021.05.30)

---

Configuration

📅 Schedule: 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, click this checkbox.

---

This PR has been generated by WhiteSource Renovate. View repository job log here.