update undertow version to 2.0.29.Final
update undertow version to 2.0.29.Final

Version 2.0.28.Final has a vulnerability: https://nvd.nist.gov/vuln/detail/CVE-2019-14888
jooby-project/jooby,jooby-project/jooby,jooby-project/jooby,jooby-project/jooby,jooby-project/jooby