Added go-licenses to tools.go

[mhutchinson]

This should prevent the build dep being removed as in #2446.

Also ran go mod tidy.

[codecov]

Codecov Report

Merging #2453 (ff3370e) into master (5045181) will increase coverage by 0.02%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master    #2453      +/-   ##
==========================================
+ Coverage   66.11%   66.14%   +0.02%     
==========================================
  Files         104      104              
  Lines        7180     7180              
==========================================
+ Hits         4747     4749       +2     
+ Misses       1920     1918       -2     
  Partials      513      513              

Impacted Files	Coverage Δ
log/operation_manager.go	88.35% <0.00%> (+1.05%)	⬆️

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