feat: argocd app delete apps by label

[danielhelfand]

Closes #10091

Allow argocd app delete command to delete apps having a common label. UX is argocd app delete -l foo=bar. Similar to argocd app sync -l experience.

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Checklist:

• [ ] Either (a) I've created an enhancement proposal and discussed it with the community, (b) this is a bug fix, or (c) this does not need to be in the release notes.
• [ ] The title of the PR states what changed and the related issues number (used for the release note).
• [ ] I've included "Closes [ISSUE #]" or "Fixes [ISSUE #]" in the description to automatically close the associated issue.
• [ ] I've updated both the CLI and UI to expose my feature, or I plan to submit a second PR with them.
• [ ] Does this PR require documentation updates?
• [ ] I've updated documentation as required by this PR.
• [ ] Optional. My organization is added to USERS.md.
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[codecov[bot]]

Codecov Report

Base: 45.70% // Head: 45.66% // Decreases project coverage by -0.03% :warning:

Coverage data is based on head (94c1f35) compared to base (66d82fc). Patch coverage: 0.00% of modified lines in pull request are covered.

Additional details and impacted files

@@            Coverage Diff             @@
##           master   #10118      +/-   ##
==========================================
- Coverage   45.70%   45.66%   -0.04%     
==========================================
  Files         236      236              
  Lines       28668    28690      +22     
==========================================
  Hits        13102    13102              
- Misses      13772    13794      +22     
  Partials     1794     1794              

Impacted Files	Coverage Δ
cmd/argocd/commands/app.go	18.75% <0.00%> (-0.27%)	:arrow_down:

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[crenshaw-dev]

@danielhelfand if you resolve conflicts, I'll be happy to merge!

[danielhelfand]

@danielhelfand if you resolve conflicts, I'll be happy to merge!

Thanks again for looking everything over. I have resolved the conflicts.