I went through the changelogs of OpenRewrite and added following rewrites:

• https://docs.openrewrite.org/recipes/java/testing/junit5/removetrycatchfailblocks
• https://docs.openrewrite.org/recipes/java/testing/junit5/asserttrueinstanceoftoassertinstanceof
• https://docs.openrewrite.org/recipes/staticanalysis/equalstocontentequals

No efffects:

• https://docs.openrewrite.org/recipes/java/recipes/usejavaparserbuilderinjavatemplate
• https://docs.openrewrite.org/recipes/staticanalysis/replaceweekyearwithyear
• https://docs.openrewrite.org/recipes/staticanalysis/sortedsetstreamtolinkedhashset
• https://docs.openrewrite.org/recipes/java/migrate/io/replacefileinoroutputstreamfinalizewithclose
• https://docs.openrewrite.org/recipes/staticanalysis/removetostringcallsfromarrayinstances
• https://docs.openrewrite.org/recipes/staticanalysis/removehashcodecallsfromarrayinstances

Side comment: Created upstream issue openrewrite/rewrite-testing-frameworks#403, because matched is output multiple times when running

Mandatory checks

• Change in CHANGELOG.md described in a way that is understandable for the average user (if applicable)
• Tests created for changes (if applicable)
• Manually tested changed features in running JabRef (always required)
• Screenshots added in PR description (for UI changes)
• Checked developer's documentation: Is the information available and up to date? If not, I outlined it in this pull request.
• Checked documentation: Is the information available and up to date? If not, I created an issue at https://github.com/JabRef/user-documentation/issues or, even better, I submitted a pull request to the documentation repository.