Release 3.6.0

[benoit74]

• [ ] Secure the CI is green on git main
• [ ] Update the Changelog
• [ ] Update version in package.json
• [ ] Update package-lock.json by running npm i
• [ ] Create a tag on git
• [ ] Make new release on Github
• [ ] Secure new version is published on https://www.npmjs.com/package/@openzim/libzim
• [ ] Close current milestone and create new one incrementaly (a priori a minor version)
• [ ] Create new empty entry in Changelog (placeholder for future entries)
• [ ] Update version to next patch + dev0: x.y.z+1-dev0
• [ ] Advertise this new version
• [ ] Create new issue in next milestone with this checklist