unable to add/replace oraganisation configuraion

[manojs1978]

Describe the bug
unable to add/replace oraganisation configuraion

To Reproduce
Steps to reproduce the behavior:

1. open jans-cli
   select 13 for organisation configuration
   select 2 to Partially modifies organization configuration.
   select add operation and add name and value of property
   or select replace to property value.

Expected behavior
shoul able to replace oraganisation configuraion
added configuration should reflect in org configuration

Screenshots

Desktop (please complete the following information):

• OS: ubuntu
• Browser [e.g. chrome, safari]
• Version 20
  Smartphone (please complete the following information):

Additional context

[devrimyatar]

@pujavs jans-config-api can't update those properties having value null, other properties can be updated for example:
description, shortName Please check

[devrimyatar]

@manojs1978 For patch operations,

1. If current value is null we have to use add instead of replace
2. In fix 815b5fb, multivalued properties are evaluated as list so that you can provide multiple values by seperating _,. Example: