[fix] legacy mileage 경로 수정

[guswl98]

PR 설명

레거시 마일리지 페이지 URL을 현재 사용 중인 마일리지 페이지 URL로 수정합니다.

이 버전을 적용하지 않아도 web-gateway에서 레거시 URL로 접근 시 현재 URL로 리다이렉트하기 때문에 최신 반영 페이지로 접근됩니다.

[guswl98]

release-canary

[triple-bot]

v13.48.2-pr-3774.3 has been published!

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 10.08%. Comparing base (db8f076) to head (1943c62).
⚠️ Report is 2 commits behind head on v13.

Additional details and impacted files

@@           Coverage Diff           @@
##              v13    #3774   +/-   ##
=======================================
  Coverage   10.08%   10.08%           
=======================================
  Files         743      743           
  Lines       29160    29160           
  Branches     7912     7912           
=======================================
  Hits         2940     2940           
  Misses      26198    26198           
  Partials       22       22           

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