[FIX] bug refresh token 오류

[AYoungSn]

📌 개요

• refresh token 생성 로직 수정

💻 작업사항

• refresh token 으로 access token 재 요청시 refresh token 에 담긴 값이 유저마다 고유하지 않을 수 있는 문제로 인해 유저 로그인이 다른 사용자로 바뀌는 문제가 있어서 refresh token 생성 로직 수정함

💡Issue 번호

• close 🐛 [Bug] Refresh Token 오류 #394

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (617ffbf) 68.77% compared to head (1854b92) 68.64%.

Additional details and impacted files

@@             Coverage Diff              @@
##                dev     #396      +/-   ##
============================================
- Coverage     68.77%   68.64%   -0.14%     
+ Complexity      794      793       -1     
============================================
  Files           252      252              
  Lines          3629     3629              
  Branches        347      347              
============================================
- Hits           2496     2491       -5     
- Misses          942      944       +2     
- Partials        191      194       +3     

Flag	Coverage Δ
integrationTest	68.58% <ø> (-0.14%)	⬇️
unitTest	8.54% <ø> (ø)

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