Added metadata for org.liquibase:liquibase-core:4.23.0

[msupic]

What does this PR do?

Adds metadata for org.liquibase:liquibase-core:4.23.0

Code sections where the PR accesses files, network, docker or some external service

• (example link to code section)

Checklist before merging

• I have considered including reachability metadata directly in the library or the framework (see our contributing document)
• I am the original author of all content provided in the pull request, and I did not copy the content from any other source (see the tests section from our contributing document)
• For all tests where I am not the sole author, I have added a comment that proves I may publish them under the specified license (see the tests section from our contributing document)
• I have properly formatted metadata files (see our formatting guide)
• I have added thorough tests (see the tests section from our contributing document)
• I have filled all places where my pull request accesses files, network, docker, or any other external service (see the section above)

[dnestoro]

Hey, how did you generate these new entries when there is no new tests provided in the PR?

[msupic]

I used the existing test created for 4.17.0. The same thing was done for 4.20.0 and now for 4.23.0. The github job executes the same test three times (each time with different metadata version).