Update PowerShell Scripts

Update each provided PowerShell script (C:\OneStream\StressTesting\TestDefinitions\PowerShellScripts) to ensure the proper Studio client API paths are specified on line 3 of each script. The path will be where the Client API was installed on the client machine. By default this is:

 C:\ProgramFiles (x86)\OneStreamSoftware\OneStreamStudio\OneStreamClientApi.dll 

For example: