fix: export ConfigProviderProps interface

[DiamondYuan]

🤔 This is a ...

• New feature
• Bug fix
• Site / document update
• Component style update
• TypeScript definition update
• Refactoring
• Code style optimization
• Branch merge
• Other (about what?)

👻 What's the background?

close #15438

☑️ Self Check before Merge

• Doc is updated/provided or not needed
• Demo is updated/provided or not needed
• TypeScript definition is updated/provided or not needed
• Changelog is provided or not needed

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[codecov]

Codecov Report

Merging #15446 into master will increase coverage by 0.03%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master   #15446      +/-   ##
==========================================
+ Coverage   94.25%   94.28%   +0.03%     
==========================================
  Files         250      250              
  Lines        6653     6653              
  Branches     1948     1934      -14     
==========================================
+ Hits         6271     6273       +2     
+ Misses        381      379       -2     
  Partials        1        1

Impacted Files	Coverage Δ
components/config-provider/index.tsx	94.11% <ø> (ø)	⬆️
components/upload/UploadList.tsx	96.33% <0%> (+1.83%)	⬆️

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[ikobe-zz]

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