chore: rename log package in order to avoid conflict

[CarlJi]

fix #303

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[codecov]

Codecov Report

Merging #305 (683b20d) into master (6795ec7) will decrease coverage by 0.19%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master     #305      +/-   ##
==========================================
- Coverage   70.85%   70.66%   -0.20%     
==========================================
  Files          34       34              
  Lines        2035     2035              
==========================================
- Hits         1442     1438       -4     
- Misses        480      483       +3     
- Partials      113      114       +1     

Flag	Coverage Δ
e2e-1.16.x	?
e2e-1.17.x	?
e2e-1.18.x	?
e2e-1.19.x	?
unittest-1.16.x	70.66% <ø> (-0.10%)	⬇️
unittest-1.17.x	70.66% <ø> (ø)
unittest-1.18.x	70.66% <ø> (-0.10%)	⬇️
unittest-1.19.x	70.66% <ø> (-0.20%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
pkg/cover/instrument.go	20.83% <ø> (ø)
pkg/build/gomodules.go	89.18% <0.00%> (-5.41%)	⬇️
pkg/build/legacy.go	95.12% <0.00%> (-4.88%)	⬇️