Release GOV.UK Frontend 5.5.0

[romaricpascal]

What

Release a new version of GOV.UK Frontend with the latest changes we've built.

Why

So people can use this new version

Who needs to work on this

Technical writers, Developers

Who needs to review this

Technical writers, Developers

Done when

Comms preparation

Beta Give feedback

1. Draft release notes
2. Draft comms

GOV.UK Frontend

Beta Give feedback

1. Follow our process to release GOV.UK Frontend to npm and GitHub

Design System site

Beta Give feedback

1. Run dependabot to bump the version of govuk-frontend
2. Add guidance for break-word override class govuk-design-system#3968
   +0
   
3. Add expanded information about organisation colours govuk-design-system#3982
   +0
   
4. Update the "What's new" section on the homepage
5. Update the "Recently shipped" section of the roadmap

Frontend docs

Beta Give feedback

1. Run dependabot to bump the version of govuk-frontend

Comms

Beta Give feedback

1. Send comms on Slack channels
2. Send comms to mailing list

Tasks

Beta Give feedback

1. Tidy up issues on GitHub