Map visitors should be able to use a .boston.gov subdomain to access the map

[mjumbewu]

Acceptance Criteria

We will need to coordinate with whoever can administer the boston.gov domain.

• [x] Dependent on having production server configured (#1)
• [x] @mjumbewu to send DNS settings for production server to Boston
• [x] DNS settings in place

[mjumbewu]

GCP domain information has been sent to Boston. Waiting on DNS settings.