List case template groups

Request

• Base URL
  https://api-docs.matlantis.com/api
• Auth
  API key in cookie mtls-prd
• TypeScript
  https://skmtc.dev/matlantis/apis/matlantis-web-ui-backend-api/docs/cases/template_groups/get.ts

  A function with typed inputs. Its response is checked against the schema.