Disable "Consider using fetch on hash key" cop

[marcotc]

This a static analysis check that does not align with our current Rubocop cops, and goes againts the standard Ruby Hash access syntax:

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 97.90%. Comparing base (f72d19f) to head (12c644e).

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #3811   +/-   ##
=======================================
  Coverage   97.90%   97.90%           
=======================================
  Files        1261     1261           
  Lines       75620    75620           
  Branches     3706     3706           
=======================================
  Hits        74036    74036           
  Misses       1584     1584           

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

[pr-commenter]

Benchmarks

Benchmark execution time: 2024-07-26 20:39:12

Comparing candidate commit 12c644e in PR branch hash-fetch with baseline commit f72d19f in branch master.

Found 1 performance improvements and 0 performance regressions! Performance is the same for 9 metrics, 2 unstable metrics.

scenario:100 span trace - no writer

• 🟩 throughput [+8.035op/s; +8.747op/s] or [+2.314%; +2.520%]