Feat(SPV-1546): delete user endpoint

[dzolt-4chain]

Pull Request Checklist

• 📖 I created my PR using provided : CODE_STANDARDS
• 📖 I have read the short Code of Conduct: CODE_OF_CONDUCT
• 🏠 I tested my changes locally.
• ✅ I have provided tests for my changes.
• 📝 I have used conventional commits.
• 📗 I have updated any related documentation.
• 💾 PR was issued based on the Github or Jira issue.

[github-actions]

Manual Tests

ℹ️ Remember to ask team members to perform manual tests and to assign tested label after testing.

[codecov-commenter]

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Codecov Report

Attention: Patch coverage is 19.35484% with 50 lines in your changes missing coverage. Please review.

Project coverage is 34.45%. Comparing base (c5eea15) to head (aa41a2c).
Report is 2 commits behind head on main.

Files with missing lines	Patch %	Lines
engine/v2/database/repository/users.go	0.00%	19 Missing ⚠️
engine/v2/users/users_service.go	0.00%	13 Missing ⚠️
api/gen.api.go	0.00%	11 Missing ⚠️
actions/v2/users/remove.go	69.23%	3 Missing and 1 partial ⚠️
actions/v2/admin/users/get.go	0.00%	3 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #955      +/-   ##
==========================================
- Coverage   34.50%   34.45%   -0.06%     
==========================================
  Files         437      438       +1     
  Lines       20826    20883      +57     
==========================================
+ Hits         7186     7195       +9     
- Misses      13041    13088      +47     
- Partials      599      600       +1     

Flag	Coverage Δ
unittests	34.45% <19.35%> (-0.06%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Files with missing lines	Coverage Δ
actions/v2/users/current.go	46.66% <100.00%> (ø)
actions/v2/users/server.go	100.00% <100.00%> (ø)
actions/v2/admin/users/get.go	33.33% <0.00%> (-9.53%)	⬇️
actions/v2/users/remove.go	69.23% <69.23%> (ø)
api/gen.api.go	0.00% <0.00%> (ø)
engine/v2/users/users_service.go	0.00% <0.00%> (ø)
engine/v2/database/repository/users.go	0.00% <0.00%> (ø)

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[codecov]

Codecov Report

❌ Patch coverage is 23.91304% with 35 lines in your changes missing coverage. Please review.

Files with missing lines	Patch %	Lines
engine/v2/database/repository/users.go	0.00%	14 Missing ⚠️
engine/v2/users/users_service.go	0.00%	10 Missing ⚠️
api/gen.api.go	0.00%	8 Missing ⚠️
actions/v2/users/remove.go	72.72%	2 Missing and 1 partial ⚠️

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