Swagger Codegen 2.4.31 has been released!

What's Changed

• Generators tweaks by @HugoMario in #12088
• removed wrong reference to fix error in definition by @HugoMario in #12096
• JDK 11+ - update dependencies by @frantuma in #12098
• update maven wrapper to 3.8.4/3.1.1 by @frantuma in #12105

Full Changelog: v2.4.30...v2.4.31

Release Test Report: Swagger Codegen Test Release Report