update logout url in examples

[tusharpandey13]

Fixes: #2122

The logout url was incorrect for the example in the section ### Redirecting the user after logging out in EXAMPLES.md

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 82.61%. Comparing base (de42d17) to head (9841e1d).
Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #2133   +/-   ##
=======================================
  Coverage   82.61%   82.61%           
=======================================
  Files          21       21           
  Lines        2042     2042           
  Branches      358      358           
=======================================
  Hits         1687     1687           
  Misses        348      348           
  Partials        7        7           

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