...
commit your changes and push a PR to the besu-docs repo eg https://github.com/hyperledger/besu-docs/pull/1382
When this PR is merged to main, it should trigger a github action which will update https://besu.hyperledger.org/
The final step is to draft and publish a new release including the changelog on github: https://github.com/hyperledger/besu-docs/releases