Refactor PowerShell script to reduce redundancy and improve maintaina…

[evildevill]

• Parametrized the OrgKit-CreateOU function to accept OU details as parameters.
• Introduced an array of hashtables to store OU details, reducing repetitive code.
• Replaced multiple hardcoded function calls with a loop that iterates over the array of OUs.
• Maintained all existing features and functionalities while streamlining the script.