NBT-API

What's Changed

• Mark 1.21.8 as compatible (it was before too, this just removes the warning in the log)
• Fix 1.21.5 on spigot having CODEC errors
• Fixed variables for the DataFixerUtil to use revisions
• Bump org.apache.maven.plugins:maven-javadoc-plugin from 3.11.2 to 3.11.3 by @dependabot[bot] in https://github.com/tr7zw/Item-NBT-API/pull/333

Full Changelog: https://github.com/tr7zw/Item-NBT-API/compare/2.15.1...2.15.2