add doc/features/comparison zh-cn translation

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[codecov-io]

Codecov Report

Merging #6067 into master will increase coverage by <.01%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master    #6067      +/-   ##
==========================================
+ Coverage   38.85%   38.86%   +<.01%     
==========================================
  Files         345      345              
  Lines       49507    49507              
==========================================
+ Hits        19237    19239       +2     
+ Misses      27488    27486       -2     
  Partials     2782     2782

Impacted Files	Coverage Δ
models/repo_list.go	63.29% <0%> (-1.27%)	⬇️
routers/repo/view.go	46.22% <0%> (+1.16%)	⬆️

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