feat: expose routes in IRouteComponentProps

[sorrycc]

Checklist

• npm test passes
• tests are included
• documentation is changed or added
• commit message follows commit guidelines

Description of change

• close [Feature request] IRouteComponentProps 没有routes字段的定义 #5542

[codecov]

Codecov Report

Merging #6013 (f24f77c) into master (dfe5717) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master    #6013   +/-   ##
=======================================
  Coverage   83.05%   83.05%           
=======================================
  Files         157      157           
  Lines        3488     3488           
  Branches      940      938    -2     
=======================================
  Hits         2897     2897           
  Misses        581      581           
  Partials       10       10           

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