[Lint] fix golint

[John-Lin]

No description provided.

[codecov-io]

Codecov Report

Merging #184 into develop will increase coverage by 0.05%.
The diff coverage is 100%.

@@             Coverage Diff             @@
##           develop     #184      +/-   ##
===========================================
+ Coverage    77.77%   77.83%   +0.05%     
===========================================
  Files           45       45              
  Lines         2223     2229       +6     
===========================================
+ Hits          1729     1735       +6     
  Misses         392      392              
  Partials       102      102

Impacted Files	Coverage Δ
src/net/http/handler.go	100% <100%> (ø)	⬆️

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