Limiting number of concurrent traces API requests for the local stack…

[Filter94]

… to avoid occasional OOM-s

This PR implements issue(s) #

Checklist

• I wrote new tests for my new core changes.
• I have successfully ran tests, style checker and build against my new changes locally.
• I have informed the team of any breaking changes if there are any.

[jpnovais]

Ok to me. Please just check if it does not slow down the e2e tests

[Filter94]

Ok to me. Please just check if it does not slow down the e2e tests

Of course, I will give it a couple of tries

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 70.54%. Comparing base (00ffc73) to head (1d95a03).
Report is 4 commits behind head on main.

Additional details and impacted files

@@             Coverage Diff              @@
##               main     #236      +/-   ##
============================================
- Coverage     70.76%   70.54%   -0.23%     
  Complexity     1074     1074              
============================================
  Files           298      300       +2     
  Lines         12070    12108      +38     
  Branches       1068     1073       +5     
============================================
  Hits           8541     8541              
- Misses         3049     3087      +38     
  Partials        480      480              

Flag	Coverage Δ		*Carryforward flag
hardhat	98.67% <ø> (ø)		Carriedforward from 00ffc73
kotlin	68.25% <ø> (-0.24%)	⬇️

*This pull request uses carry forward flags. Click here to find out more.

see 4 files with indirect coverage changes