Added more bad domains.
Add all prisons
Darken pink error background
Update error messages for prison not in service

Finishes #75181726
Add coming soon reason to relevant prisons
Group specs for enabled prisons
Fix specs for enabled prisons
Fix "available" typo in prison name error
Better specs for prison config data
Remove unnecessary html_safe
Customisable lead_days
Spec for custom lead_day parameter
Merge pull request #58 from ministryofjustice/lead-times-78267534

Lead times 78267534
Merge pull request #60 from ministryofjustice/all_prisons

All prisons
Updated copy for for date to be inserted

Instead of saying '3 working days' before users can expect a reply, we are calculating the actual date that they'll hear back by. Hopefuly this will cut down on requests from visitors.

@janszumiec to update the code