Fetching licenses without an partner account results in the following error:
[Installer] Using $ACCOUNT_USER and $ACCOUNT_PASSWORD to login into the account
[Installer] Successfully loggedin in the account
[Installer] Found shop with domain "development-ltt-group.de" in account
Fetching licenses without an partner account results in the following error:
The reason is, that the license request gets the partnerId passed even if the account is no partner account.
This PR fixes it and adds an additional Exception.