feat: remove wrapper from styles in modal

[kiner-tang]

• Mismatch between Modal wrapper documentation implementation and TypeScript interface ant-design/ant-design#45481

[vercel]

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Name	Status	Preview	Comments	Updated (UTC)
dialog	❌ Failed (Inspect)			Oct 23, 2023 3:00am

[codecov]

Codecov Report

Merging #371 (1454e97) into master (bb69ed3) will not change coverage.
The diff coverage is 100.00%.

❗ Current head 1454e97 differs from pull request most recent head 703ca47. Consider uploading reports for the commit 703ca47 to get more accurate results

@@           Coverage Diff           @@
##           master     #371   +/-   ##
=======================================
  Coverage   99.41%   99.41%           
=======================================
  Files           8        8           
  Lines         170      170           
  Branches       52       52           
=======================================
  Hits          169      169           
  Misses          1        1           

Files	Coverage Δ
src/Dialog/index.tsx	98.63% <100.00%> (ø)

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