Bump Asciidoctor-PDF version to 2.3.6

[asciidoctor-updateclibot]

Bump Asciidoctor-PDF version to 2.3.6

Report

Source:
	✔ [latestVersion] Get the latest Asciidoctor-PDF version(githubrelease)


Condition:
	✔ [testDockerfileArgVersion] Does the Dockerfile have an ARG instruction which key is asciidoctor_pdf_version?(dockerfile)
	✔ [testVersionInReadme] Does the README.adoc have a variable ASCIIDOCTOR_PDF_VERSION(file)
	✔ [testVersionInTestHarness] Does the test harness have variable ASCIIDOCTOR_PDF_VERSION(file)

Target:
	⚠ [updateDockerfile] Update the value of ARG asciidoctor_pdf_version in the Dockerfile(dockerfile)
	⚠ [updateReadme] Update the key ASCIIDOCTOR_PDF_VERSION in the README.adoc file(file)
	⚠ [updateTestHarness] Update the key ASCIIDOCTOR_PDF_VERSION in the test harness(file)

Changelog

Click to expand

Release published on the 2023-04-09 06:08:45 +0000 UTC at the url https://github.com/asciidoctor/asciidoctor-pdf/releases/tag/v2.3.6

This is a patch release in the 2.3.x release line that works around a bug in JRuby 9.4.2.0. The converter will correctly recognize uri:classloader: as an absolute path prefix and process it accordingly.

## Distribution

- [RubyGem (asciidoctor-pdf)](https://rubygems.org/gems/asciidoctor-pdf)

## Changelog

### Bug Fixes

* rework `File.absolute_path?` patch so it returns correct response when running on JRuby

## Release meta

Released on: 2023-04-09
Released by: @mojavelinux
Release beer: Thunder Thiolz by Platt Park Brewing

Logs: [resolved issues](https://github.com/asciidoctor/asciidoctor-pdf/issues?q=is%3Aissue+label%3Av2.3.6+is%3Aclosed) | [source diff](https://github.com/asciidoctor/asciidoctor-pdf/compare/v2.3.5...v2.3.6) | [gem diff](https://my.diffend.io/gems/asciidoctor/v2.3.5/v2.3.6)

## Credits

A very special thanks to all the **awesome** [supporters of the Asciidoctor OpenCollective campaign](https://opencollective.com/asciidoctor), who provide critical funding for the ongoing development of this project.

Remark

This pull request was automatically created using Updatecli.

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