add README in Turkish

[hakanbakacak]

Update README_TR.md

[github-actions]

Locust summary

Git references

Initial: 11a7cb3
Terminal: 99a8e3e

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[codecov]

Codecov Report

Merging #608 (0429fa8) into master (11a7cb3) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #608   +/-   ##
=======================================
  Coverage   89.32%   89.32%           
=======================================
  Files          54       54           
  Lines        3925     3925           
=======================================
  Hits         3506     3506           
  Misses        419      419           

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