FIX: issue #1930 fix

[svandenb-dev]

This PR is fixing grpc cutout multithread missing loop deletion inside cutout multithread. Primitive were properly collected but deletion command was missing.

closes #1930

[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 70.94%. Comparing base (5cbae21) to head (c650e0e).
⚠️ Report is 42 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1941      +/-   ##
==========================================
+ Coverage   70.20%   70.94%   +0.74%     
==========================================
  Files         261      262       +1     
  Lines       42416    42800     +384     
==========================================
+ Hits        29779    30366     +587     
+ Misses      12637    12434     -203     

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.