Update dependency ex_doc to v0.38.2

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
ex_doc (source)	dev	patch	0.38.1 -> 0.38.2

---

Release Notes

elixir-lang/ex_doc (ex_doc)

v0.38.2

Compare Source

• Bug fixes
  • Render documents with hardcoded <h2>/<h3> entries correctly
  • Fix padding on external links

---

Configuration

📅 Schedule: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined).

🚦 Automerge: Enabled.

♻ Rebasing: Whenever PR is behind base branch, 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.

[coveralls]

Pull Request Test Coverage Report for Build e1a50a4f087a3bf769e12a28456a6b8c67a3eedd-PR-115

Details

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 100.0%

---

Totals
Change from base Build 67ecb6a30a7ec0524182147272c121a073627425:	0.0%
Covered Lines:	80
Relevant Lines:	80

---

💛 - Coveralls