Specify Powershell 7 when running SSM scripts

Unfortunately, it is not possible to specify the PowerShell version while running a AWS-RunPowerShellScript run command. However, you can work around it by calling PowerShell 7 and pass a command/script. The following invokes a PowerShell 7 command of Get-Host.

& "C:\Program Files\PowerShell 7\pwsh.exe" -Command "Get-Host"