Fix .goreleaser build hooks

[k1LoW]

Fix #128

[codecov]

Codecov Report

Merging #129 into master will decrease coverage by 0.51%.
The diff coverage is 40%.

@@            Coverage Diff             @@
##           master     #129      +/-   ##
==========================================
- Coverage   72.27%   71.76%   -0.52%     
==========================================
  Files          12       12              
  Lines        2525     2543      +18     
==========================================
  Hits         1825     1825              
- Misses        534      546      +12     
- Partials      166      172       +6

Impacted Files	Coverage Δ
output/dot/dot.go	55.22% <40%> (-5.44%)	⬇️
output/md/md.go	66.77% <40%> (-1.36%)	⬇️
output/plantuml/plantuml.go	59.55% <40%> (-4.31%)	⬇️

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