[Move-Contacts] Splatting New-MailContact cmdlet

[SignorelliDenis]

Splatting New-MailContact cmdlet from:

if ($OUContacts)
                {
                    $tmpContact = New-MailContact -ExternalEmailAddress $user.ExternalEmailAddress -PrimarySmtpAddress `
                    $user.PrimarySMTPAddress -FirstName $user.FirstName -LastName $user.LastName -Alias $user.alias -Name `
                    $user.Name -DisplayName $user.DisplayName -OrganizationalUnit $OUContacts
                }
                else
                {
                    $tmpContact = New-MailContact -ExternalEmailAddress $user.ExternalEmailAddress -PrimarySmtpAddress `
                    $user.PrimarySMTPAddress -FirstName $user.FirstName -LastName $user.LastName -Alias $user.alias -Name `
                    $user.Name -DisplayName $user.DisplayName
                }

To:

$contactparam = @{
                    ExternalEmailAddress=$user.ExternalEmailAddress
                    PrimarySmtpAddress=$user.PrimarySMTPAddress
                    FirstName=$user.FirstName
                    LastName=$user.LastName
                    Alias=$user.alias
                    Name=$user.Name
                    DisplayName=$user.DisplayName
                }
                if ($OUContacts)
                {
                    $contactparam.Add("OrganizationalUnit",$OUContacts)
                }
                # region create mail-contact
                $tmpContact = New-MailContact @contactparam