Adopt cctray-xml plugin

[rsomas...@netflix.com]

Hi! I would like to adopt the cctray-xml plugin.

Plugin: https://github.com/jenkinsci/cctray-xml-plugin/

Current status: up for adoption

The PR I want to deliver: https://github.com/jenkinsci/cctray-xml-plugin/pull/5

My Github username: https://github.com/rahulsom

My Jenkins account: rahulsom

PR to obtain permissions: https://github.com/jenkins-infra/repository-permissions-updater/pull/2674

Thanks!

- Rahul