Prevent add exitsing claim with same value #16415
Description
Resolves #16169
This PR prevents to add same claim-name && claim-value to list
Checklist
- I fully tested it as developer / designer and created unit / integration tests
- I've assigned reviewer, related labels and set a milestone for this PR
How to test it?
- copy-to-templates
- Try add exitsing claim to list on claims modal