XML schema related warnings in logs when starting Jetty/HSQL packaging version

2025-03-25 17:14:09.952:WARN :oatud.DigesterFactory:main: The XML schema [XMLSchema.dtd] could not be found. This is very likely to break XML validation if XML validation is enabled.
2025-03-25 17:14:09.953:WARN :oatud.DigesterFactory:main: The XML schema [datatypes.dtd] could not be found. This is very likely to break XML validation if XML validation is enabled.
2025-03-25 17:14:09.954:WARN :oatud.DigesterFactory:main: The XML schema [xml.xsd] could not be found. This is very likely to break XML validation if XML validation is enabled.