Fix: dropdownAlign type

[maxswa]

This resolves #497

[vercel]

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🔍 Inspect: https://vercel.com/react-component/select/Buhzu8abRJaEbViPCtDpHyekbDaB
✅ Preview: https://select-git-fork-maxswa-dropdown-align-type-react-component.vercel.app

[codecov]

Codecov Report

Merging #733 (6b2157e) into master (56511f8) will not change coverage.
The diff coverage is n/a.

❗ Current head 6b2157e differs from pull request most recent head 8f20bcf. Consider uploading reports for the commit 8f20bcf to get more accurate results

@@           Coverage Diff           @@
##           master     #733   +/-   ##
=======================================
  Coverage   99.50%   99.50%           
=======================================
  Files          25       25           
  Lines        1011     1011           
  Branches      320      320           
=======================================
  Hits         1006     1006           
  Misses          4        4           
  Partials        1        1           

Impacted Files	Coverage Δ
src/BaseSelect.tsx	100.00% <ø> (ø)
src/SelectTrigger.tsx	100.00% <ø> (ø)

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