chore(deps): bump jettyVersion from 9.4.51.v20230217 to 12.0.8

[dependabot[bot]]

Bumps jettyVersion from 9.4.51.v20230217 to 12.0.8. Updates org.eclipse.jetty:jetty-http from 9.4.51.v20230217 to 12.0.8

Updates org.eclipse.jetty:jetty-server from 9.4.51.v20230217 to 12.0.8

Updates org.eclipse.jetty:jetty-util from 9.4.51.v20230217 to 12.0.8

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[dependabot[bot]]

Superseded by #250.