[PM 4972] change kdf confirmation component migration

[vinith-kovan]

Type of change

- [ ] Bug fix
- [ ] New feature development
- [ ] Tech debt (refactoring, code cleanup, dependency upgrades, etc)
- [ ] Build/deploy pipeline (DevOps)
- [X] Other

Objective

Migrate the kdf confirmation component to use the component library.

Code changes

change-kdf-confirmation.component.html: Updated the form, inputs to use the equivalent components from the Component Library.
change-kdf-confirmation.component.ts: Updated the submit function to arrow function.

Screenshots

Before Migration:

After Migration:

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 5 lines in your changes are missing coverage. Please review.

Project coverage is 26.36%. Comparing base (da14d01) to head (7ab93ce).
Report is 2 commits behind head on main.

Files	Patch %	Lines
...ty/change-kdf/change-kdf-confirmation.component.ts	0.00%	5 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #8489      +/-   ##
==========================================
+ Coverage   26.34%   26.36%   +0.02%     
==========================================
  Files        2302     2303       +1     
  Lines       67373    67382       +9     
  Branches    12636    12638       +2     
==========================================
+ Hits        17749    17768      +19     
+ Misses      48241    48232       -9     
+ Partials     1383     1382       -1     

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