Update dependency org.asciidoctor:asciidoctorj to v2.5.13

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
org.asciidoctor:asciidoctorj	2.5.12 -> 2.5.13

---

[!WARNING] Some dependencies could not be looked up. Check the Dependency Dashboard for more information.

---

Release Notes

asciidoctor/asciidoctorj (org.asciidoctor:asciidoctorj)

v2.5.13

Improvements:

• Upgrade to asciidoctor 2.0.23 (#​1272)
• Upgrade to asciidoctorj-epub3 2.1.3 (#​1272)
• Upgrade to JRuby 9.4.7.0 (#​1272)

Bug Fixes:

• Column#setWidth is ignored (#​1265) (@​Vampire)

---

Configuration

📅 Schedule: Branch creation - "every weekend" in timezone Europe/Prague, 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 has been generated by Mend Renovate. View repository job log here.