fix: alias match request end with slash

[SyMind]

Fix web-infra-dev/rspack#8653

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 96.94%. Comparing base (2189dd3) to head (1fa2e79).
Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main      #35   +/-   ##
=======================================
  Coverage   96.94%   96.94%           
=======================================
  Files          11       11           
  Lines        2388     2390    +2     
=======================================
+ Hits         2315     2317    +2     
  Misses         73       73           

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[codspeed-hq]

CodSpeed Performance Report

Merging #35 will not alter performance

_{Comparing fix-alias-with-slash (1fa2e79) with main (2189dd3)}

Summary

✅ 3 untouched benchmarks