chore: add swagger-ui LICENSE relative files by simon824 · Pull Request #2495 · apache/hugegraph

@@            Coverage Diff            @@
##             master    #2495   +/-   ##
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  Coverage     66.29%   66.30%           
  Complexity      827      827           
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  Files           511      511           
  Lines         42649    42649           
  Branches       5942     5942           
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+ Hits          28276    28277    +1     
- Misses        11557    11564    +7     
+ Partials       2816     2808    -8