Migrates 'entra administrative unit get' to Zod. Closes #6809#6808

martinlingstuyl wants to merge 1 commit intopnp:mainpnp/cli-microsoft365:mainfrom

martinlingstuyl:refactor/zod-entra-administrativeunit-getmartinlingstuyl/cli-microsoft365:refactor/zod-entra-administrativeunit-getCopy head branch name to clipboard