feat: move appset delete confirmation to new prompt logic

[pasha-codefresh]

Related to: #19528

[bunnyshell]

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[codecov]

Codecov Report

Attention: Patch coverage is 0% with 18 lines in your changes missing coverage. Please review.

Project coverage is 55.19%. Comparing base (b9d5387) to head (a42ee51).
Report is 4 commits behind head on master.

Files with missing lines	Patch %	Lines
cmd/argocd/commands/applicationset.go	0.00%	18 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master   #20677      +/-   ##
==========================================
+ Coverage   55.10%   55.19%   +0.08%     
==========================================
  Files         324      324              
  Lines       55262    55256       -6     
==========================================
+ Hits        30452    30496      +44     
+ Misses      22183    22153      -30     
+ Partials     2627     2607      -20     

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[ishitasequeira]

LGTM!!