Chore UI more fixes scoped software label

[ghernandez345]

relates to #25067, #25061

includes two fixes for the scoped software via labels feature:

1. update the delete label modal copy
2. don't show the confirm changes modal if only the self service value has changed.

• Manual QA for all new/changed functionality

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 1 line in your changes missing coverage. Please review.

Project coverage is 63.82%. Comparing base (40da87a) to head (9484d5c).
Report is 11 commits behind head on main.

Files with missing lines	Patch %	Lines
frontend/pages/hosts/ManageHostsPage/helpers.ts	0.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main   #25118      +/-   ##
==========================================
- Coverage   63.82%   63.82%   -0.01%     
==========================================
  Files        1615     1615              
  Lines      153604   153602       -2     
  Branches     3951     3949       -2     
==========================================
- Hits        98045    98043       -2     
  Misses      47757    47757              
  Partials     7802     7802              

Flag	Coverage Δ
frontend	53.27% <0.00%> (-0.01%)	⬇️

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[jacobshandling]

lgtm