fix(icon): Should copy attributes from symbol nodes

[trimox]

No description provided.

[codecov]

Codecov Report

Merging #2002 into master will increase coverage by 0.05%.
The diff coverage is 80%.

@@            Coverage Diff             @@
##           master    #2002      +/-   ##
==========================================
+ Coverage   90.26%   90.31%   +0.05%     
==========================================
  Files          97       97              
  Lines        4294     4296       +2     
  Branches      576      576              
==========================================
+ Hits         3876     3880       +4     
+ Misses        221      219       -2     
  Partials      197      197

Impacted Files	Coverage Δ
packages/icon/icon-registry.ts	85.63% <80%> (+0.69%)	⬆️
packages/ripple/ripple.service.ts	85.41% <0%> (+2.08%)	⬆️

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