message: Add new internal team names to labelmaker config
  We're about to rename some of the old GitHub teams, so update the labelmaker config to include the new names.
diff: teams:
  - internal: ['Prague', 'PragueAdmin', 'FRS-Admin']
  + internal: ['Prague', 'PragueAdmin', 'FRS-Admin', 'FluidFramework-Admin', 'FluidFramework-Contributors']
  labels:
  externalPRs: ['community-contribution']
  