Refactored 'createAdminRoleIfNotDefined', added comments.
Refactored 'createAdminRoleIfNotDefined', added comments.

Digipalvelutehdas/APIKA,Digipalvelutehdas/APIKA,Digipalvelutehdas/apika-dashboard,Digipalvelutehdas/APIKA,Digipalvelutehdas/apika-dashboard