This is a special release to add further limits to introspection queries.

This release contains a backport of PR #3539.

What's Changed

• 20.x Backport PR 3539 by @dondonz in https://github.com/graphql-java/graphql-java/pull/3542

Full Changelog: https://github.com/graphql-java/graphql-java/compare/v20.8...v20.9