Customize status

### Steps to reproduce

None

### Expected behavior

Hello,
I am new to Ubuntu and Ralph. Just want to ask, is it possible to customize 'Status' choices to what i only require?

### Actual behavior

can't change 'Status' choices

### Environment

Desired=Unknown/Install/Remove/Purge/Hold
| Status=Not/Inst/Conf-files/Unpacked/halF-conf/Half-inst/trig-aWait/Trig-pend
|/ Err?=(none)/Reinst-required (Status,Err: uppercase=bad)
||/ Name Version Architecture Description
+++-==============-============-============-=================================
ii ralph-core 20210525.1 amd64 Ralph is an DCIM/CMDB - asset man

* Ralph version: 3 (20210525.1)
* Operating system: ubuntu server 18.04.5
* Method of installation: Ubuntu package