remove latest news section

[petermakowski]

Done

• remove latest news section
• add a border to the last section to separate from the footer (latest news was the last section displayed immediately before the footer and it was grey)

QA

1. Go to https://maas-io-660.demos.haus
2. Verify the home page works correctly and "Latest news" section has been removed

Issue / Card

Fixes #655

Screenshots

Before

After

[webteam-app]

Demo starting at https://maas-io-660.demos.haus