chore: Correctly log version string and remove unnecessary error check

[terrytangyuan]

Signed-off-by: terrytangyuan [email protected]

Checklist:

• My organization is added to USERS.md.

[codecov]

Codecov Report

Merging #5664 (77b060c) into master (54f4c26) will decrease coverage by 0.05%.
The diff coverage is 0.00%.

❗ Current head 77b060c differs from pull request most recent head 0efc821. Consider uploading reports for the commit 0efc821 to get more accurate results

@@            Coverage Diff             @@
##           master    #5664      +/-   ##
==========================================
- Coverage   47.08%   47.03%   -0.06%     
==========================================
  Files         240      240              
  Lines       15050    15049       -1     
==========================================
- Hits         7087     7079       -8     
- Misses       7059     7063       +4     
- Partials      904      907       +3     

Impacted Files	Coverage Δ
cmd/argoexec/commands/root.go	1.72% <0.00%> (+0.02%)	⬆️
cmd/argo/commands/get.go	55.66% <0.00%> (-0.65%)	⬇️
workflow/controller/operator.go	70.61% <0.00%> (-0.33%)	⬇️

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