Feature: Add user defined state for no existing backups #65
Description
We should allow the user to set the status in case no backups exist on the MSSQL instance.
Previously, the plugin returned UNKNOWN for empty package and with 1.6.1 we fixed it so it will properly ignore this and return OK.
However, we should give the user the option to change the behavior if no backups were made on the instance to throw
WARNINGCRITICALUNKNOWN