fix: only check for source position when --show-params is set (cherry-pick #20682)

[gcp-cherry-pick-bot]

Cherry-picked fix: check for source position when --show-params is set (#20682)

Signed-off-by: Soumya Ghosh Dastidar gdsoumya@gmail.com

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 2 lines in your changes missing coverage. Please review.

Project coverage is 55.00%. Comparing base (347f221) to head (2d3bbf7).
Report is 1 commits behind head on release-2.13.

Files with missing lines	Patch %	Lines
cmd/argocd/commands/app.go	0.00%	2 Missing ⚠️

Additional details and impacted files

@@               Coverage Diff                @@
##           release-2.13   #20689      +/-   ##
================================================
- Coverage         55.04%   55.00%   -0.05%     
================================================
  Files               320      320              
  Lines             54667    54668       +1     
================================================
- Hits              30091    30068      -23     
- Misses            22000    22027      +27     
+ Partials           2576     2573       -3     

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