Equality & Diversity page

[ekadas]

Added equality and diversity page based on CivTech submission and fixed how vertical sizing is done so content stays within bounds.

Note: Site-map is not updated, that's a separate ticket.

https://www.notion.so/Add-page-for-Equality-Diversity-b3cd6bcd61f64b4096fe1c5402385f51?pvs=4

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[connec]

There's no link to the page, but it looks good to me. We can iterate the wording in future.