Remove duplicate call of common middleware in contacts
Remove duplicate call of common middleware in contacts

The `getCommon` middleware was being set on all sub routes and also
individually on each route definition. This was causing things like
the breadcrumb item to be set twice and seeming like a duplicate.

uktrade/data-hub-fe-beta2,uktrade/data-hub-fe-beta2,uktrade/data-hub-frontend,uktrade/data-hub-frontend,uktrade/data-hub-frontend