Update dependency org.asciidoctor:asciidoctorj to v2.5.4

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
org.asciidoctor:asciidoctorj	2.5.3 -> 2.5.4

---

Release Notes

asciidoctor/asciidoctorj

v2.5.4

This release brings a few dependency updates and bug fixes.
It is also the first one to be built on GH Actions!

Improvement

• Upgrade to asciidoctorj-diagram 2.2.3 (#​1091)
• Upgrade to jcommander 1.81 (#​1079)
• Upgrade to JRuby 9.3.4.0 (#​1085)
• Upgrade to Rouge 3.28.0 (#​1085)

Bug Fixes

• Make DescriptionList.getBlocks() return null instead of a List of DescriptionListItems resulting in a ClassCastException (#​1082) (@​someth2say)

Build Improvement

• Upgrade to gradle 7.4.2 (#​1086)
• Upgrade to Wildfly 26.0.1 for integration test (#​1085)
• Upgrade to Spring Boot 2.6.5 for integration test (#​1085)
• Fix gem version check task (#​1087)
• Release from Github Actions (#​1090)

Documentation

• Clarify execution order for extensions (@​rockyallen) (#​1068)
• Added docs for attributes and positional attributes in extensions (#​1072)
• Added docs for how to log from extensions (#​1071)

Release Meta

Released on: 2022-06-30
Released by: @​robertpanzer

---

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, click this checkbox.

---

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

[CLAassistant]

All committers have signed the CLA.