Test autoloading pwsh modules when using Get-Command and Get-Module

Compare Autoloading Commands.ps1

# I'm explicitly unloading the module for each test
Remove-Module ImportExcel -ea 'ignore'
(Get-Module ImportExcel).IterCommands.count
# out: 0

Remove-Module ImportExcel -ea 'ignore'
(Get-Module ImportExcel).count 
# out: 0

Remove-Module ImportExcel -ea 'ignore'
Import-Module ImportExcel
(Get-Module ImportExcel).count
# out: 1

Remove-Module ImportExcel
(Import-Module ImportExcel -PassThru).IterCommands.count
# out: 76

Remove-Module ImportExcel
(Get-Command | ? Source -eq ImportExcel).count
# out: 153

Remove-Module ImportExcel -ea 0
(Get-Command  -m ImportExcel).count 
# out: 76