chore: Update golangci/golangci-lint-action to v3

[tekenstam]

This fixes the lint stage of the CI workflow which was failing for PR CI builds.

[codecov[bot]]

Codecov Report

Merging #345 (566dbad) into master (fc1d7e0) will decrease coverage by 5.96%. The diff coverage is n/a.

:exclamation: Current head 566dbad differs from pull request most recent head bbd155d. Consider uploading reports for the commit bbd155d to get more accurate results

@@            Coverage Diff             @@
##           master     #345      +/-   ##
==========================================
- Coverage   45.17%   39.22%   -5.96%     
==========================================
  Files           7        7              
  Lines         757      724      -33     
==========================================
- Hits          342      284      -58     
- Misses        376      415      +39     
+ Partials       39       25      -14     

Flag	Coverage Δ
unittests	39.22% <ø> (-5.96%)	:arrow_down:

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see 3 files with indirect coverage changes

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[tekenstam]

Lint action already updated in another PR.