2.539

This is an automatically generated changelog draft for Jenkins weekly releases.
See https://www.jenkins.io/changelog/2.539/ for the official changelog for this release.

🎉 Major features and improvements

• JENKINS-76263 - Add Content-Security-Policy header (#11269) @daniel-beck

🚀 New features and improvements

• Add REST API to create agent from xml (#11229) @mawinter69

🐛 Bug fixes

• Fix API token rendering (#11321) @mawinter69
• JENKINS-76299 - Jenkins 2.536 and later overlap text when viewing builds for jobs with long names (#11334) @ridemountainpig

👷 Changes for plugin developers

• JENKINS-76263 - Add Content-Security-Policy header (#11269) @daniel-beck

All contributors: @daniel-beck, @jenkins-release-bot, @jglick, @mawinter69, @renovate[bot], @ridemountainpig, @timja and renovate[bot]