Fix User delegate debounce issue #15865
Description
Resolves #15833
Checklist
- I fully tested it as developer
- designer and created unit / integration tests
- I documented it (or no need to document or I will create a separate documentation issue)
- I worked with the design team to get their idea for UI/UX design (or no need to design for this PR)
- I've assigned reviewer, related labels and set a milestone for this PR
How to test it?
run the app in ng_packs go to user deletega
expected: in the debounce time, only create one request.