Add environment field for ApiKey

[tmthecoder]

Add environment field to ApiKey

Context

ApiKeys need an environment field to allow project teams to define multiple keys, each tied automatically to an environment defined for the project

Requirements & Criteria

• issueApiKey function takes in an additional string environment parameter
• This parameter is piped through to the database service method (createApiKey)
• This parameter is added to the Prisma schema and the appropriate migration is generated
• This parameter is added to the proto definitions for ApiKey

Testing

• Please ensure the tests that are existing contain creating a key with an environment and their returned value contains the correct set environment