Update dependency org.asciidoctor:asciidoctorj to v2.5.6

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
org.asciidoctor:asciidoctorj	2.5.5 -> 2.5.6

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Release Notes

asciidoctor/asciidoctorj

v2.5.6

Improvement

• Add command line option --failure-level to force non-zero exit code from AsciidoctorJ CLI if specified logging level is reached. (#​1115) (@​pasieronen)
• Upgrade to JRuby 9.3.8.0 (#​1117)
• Upgrade to Rouge 3.30.0 (#​1118)

Bug Fixes

• Avoid throwing an exception when using AsciidoctorJ CLI and reading input from stdin (#​1105) (@​AlexCzar)

Release Meta

Released on: 2022-09-19
Released by: @​robertpanzer

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