fix(executor): Ignore non-running Docker kill errors

[alexec]

No description provided.

[codecov]

Codecov Report

Merging #5451 (a0878b2) into master (3b129a8) will decrease coverage by 0.01%.
The diff coverage is n/a.

❗ Current head a0878b2 differs from pull request most recent head 4d79713. Consider uploading reports for the commit 4d79713 to get more accurate results

@@            Coverage Diff             @@
##           master    #5451      +/-   ##
==========================================
- Coverage   16.30%   16.29%   -0.02%     
==========================================
  Files         243      243              
  Lines       43675    43675              
==========================================
- Hits         7121     7115       -6     
- Misses      35582    35588       +6     
  Partials      972      972              

Impacted Files	Coverage Δ
workflow/metrics/server.go	12.76% <0.00%> (-4.26%)	⬇️
cmd/argoexec/commands/emissary.go	48.43% <0.00%> (-1.57%)	⬇️
cmd/argo/commands/get.go	56.66% <0.00%> (-0.67%)	⬇️

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 3b129a8...4d79713. Read the comment docs.