bugfix/delete redundant txn cookies

[tusharpandey13]

• Release v4.8.0 (Release v4.8.0 #2217)
• remove redundat txn cookies after login and callback calls

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 77.14286% with 8 lines in your changes missing coverage. Please review.

Project coverage is 83.97%. Comparing base (a063a8d) to head (428da45).

Files with missing lines	Patch %	Lines
src/server/auth-client.ts	77.14%	8 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2221      +/-   ##
==========================================
- Coverage   84.23%   83.97%   -0.27%     
==========================================
  Files          22       22              
  Lines        2208     2221      +13     
  Branches      397      398       +1     
==========================================
+ Hits         1860     1865       +5     
- Misses        342      350       +8     
  Partials        6        6              

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