fix(PurePanel): withPureRenderTheme can`t extends theme config

[myronliu347]

解决 PurePanel 会重置到config provider theme 配置的问题，

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👁 Visual Regression Report for PR #48039 Passed ✅

🎯 Target branch: master (72a7d86)
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Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 100.00%. Comparing base (72a7d86) to head (970a86e).
Report is 1 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##            master    #48039    +/-   ##
==========================================
  Coverage   100.00%   100.00%            
==========================================
  Files          739       736     -3     
  Lines        13332     12668   -664     
  Branches      3618      3327   -291     
==========================================
- Hits         13332     12668   -664     

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[yoyo837]

可以先开个issue复现问题吗？