Add download capability for workflow run attempt logs

[btacyildiz]

Fixes: #2715

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[codecov]

Codecov Report

Merging #2716 (5bc7592) into master (a934ccc) will increase coverage by 0.00%.
The diff coverage is 100.00%.

❗ Current head 5bc7592 differs from pull request most recent head 07eb2c4. Consider uploading reports for the commit 07eb2c4 to get more accurate results

@@           Coverage Diff           @@
##           master    #2716   +/-   ##
=======================================
  Coverage   98.05%   98.05%           
=======================================
  Files         131      131           
  Lines       11459    11473   +14     
=======================================
+ Hits        11236    11250   +14     
  Misses        152      152           
  Partials       71       71           

Impacted Files	Coverage Δ
github/actions_workflow_runs.go	100.00% <100.00%> (ø)

... and 2 files with indirect coverage changes

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[gmlewis]

Thank you, @btacyildiz !
LGTM.

Awaiting second LGTM+Approval from any other contributor to this repo before merging.

[valbeat]

LGTM!

[gmlewis]

Thank you, @valbeat !
Merging.