Update dependency org.asciidoctor:asciidoctorj-pdf to v2.3.10

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
org.asciidoctor:asciidoctorj-pdf	2.3.9 -> 2.3.10

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Release Notes

asciidoctor/asciidoctorj-pdf (org.asciidoctor:asciidoctorj-pdf)

### [`v2.3.10`](https://togithub.com/asciidoctor/asciidoctorj-pdf/releases/tag/v2.3.10) asciidoctorj-pdf 2.3.10 brings the asciidoctor-pdf 2.3.10 gem to AsciidoctorJ.

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