Updates to Service Listing Application Form

Created by: seamuslee001

The changes do the following

• Alter Thank you page title to be consistent
• Fix for when user presses back button from confirm step and makes change to the checkbox selections as per Joe's comment
• Start work on the regulator URL mapping for various services
• Add in a check for checking with google that its a valid address
• Remove At least one of email or phone must be provided and made public as per Joe's comment
• Update language in form rule as per Google doc