Update Helm release argo-cd to v7.8.4

[renovate]

This PR contains the following updates:

Package	Update	Change
argo-cd	patch	7.8.3 -> 7.8.4

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Release Notes

argoproj/argo-helm (argo-cd)

v7.8.4

Compare Source

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Configuration

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[github-actions]

Test Results

58 tests  ±0   58 ✅ ±0   12s ⏱️ +5s
 6 suites ±0    0 💤 ±0 
 1 files   ±0    0 ❌ ±0 

Results for commit 0f5d14d. ± Comparison against base commit 2fef630.

[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 67.16%. Comparing base (2fef630) to head (0f5d14d).
⚠️ Report is 63 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #129   +/-   ##
=======================================
  Coverage   67.16%   67.16%           
=======================================
  Files          12       12           
  Lines         871      871           
=======================================
  Hits          585      585           
  Misses        286      286           

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