build: Optimize test-attribution-txt.sh to use go.mod, not vendor

[lenny-goodell]

Signed-off-by: Leonard Goodell leonard.goodell@intel.com

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PR Checklist

Please check if your PR fulfills the following requirements:

• I am not introducing a breaking change (if you are, flag in conventional commit message with BREAKING CHANGE: describing the break)
• I am not introducing a new dependency (add notes below if you are)
• I have added unit tests for the new feature or bug fix (if not, why?) N/A
• I have fully tested (add details below) this the new feature or bug fix (if not, why?) N/A
• I have opened a PR for the related docs change (if not, why?) N/A

Testing Instructions

New Dependency Instructions (If applicable)

[sonarcloud]

Kudos, SonarCloud Quality Gate passed!   

0 Bugs
0 Vulnerabilities
0 Security Hotspots
0 Code Smells

No Coverage information
No Duplication information

[codecov-commenter]

Codecov Report

Merging #4059 (a579259) into main (a33d295) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##             main    #4059   +/-   ##
=======================================
  Coverage   47.25%   47.25%           
=======================================
  Files         114      114           
  Lines        9846     9846           
=======================================
  Hits         4653     4653           
  Misses       4805     4805           
  Partials      388      388           

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[ernestojeda]

LGTM