Small changes in detector goroutines leak

[asmyasnikov]

Pull request type

Please check the type of change your PR introduces:

• Bugfix
• Feature
• Code style update (formatting, renaming)
• Refactoring (no functional changes, no api changes)
• Build related changes
• Documentation content changes
• Other (please describe):

What is the current behavior?

Issue Number: N/A

What is the new behavior?

Other information

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 50.00000% with 3 lines in your changes missing coverage. Please review.

Project coverage is 68.07%. Comparing base (121aceb) to head (ef5c063).

Files with missing lines	Patch %	Lines
internal/xtest/leak.go	50.00%	2 Missing and 1 partial ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #1674      +/-   ##
==========================================
- Coverage   71.21%   68.07%   -3.15%     
==========================================
  Files         380      380              
  Lines       39165    39164       -1     
==========================================
- Hits        27893    26660    -1233     
- Misses      10128    11329    +1201     
- Partials     1144     1175      +31     

Flag	Coverage Δ
experiment	?
go-1.21.x	70.50% <50.00%> (-0.20%)	⬇️
go-1.24.x	68.06% <50.00%> (-3.14%)	⬇️
integration	52.16% <33.33%> (-0.61%)	⬇️
macOS	37.72% <50.00%> (-0.02%)	⬇️
ubuntu	68.07% <50.00%> (-3.15%)	⬇️
unit	37.72% <50.00%> (-0.03%)	⬇️
windows	37.70% <50.00%> (-0.03%)	⬇️
ydb-24.1	52.09% <33.33%> (-0.56%)	⬇️
ydb-24.2	51.94% <33.33%> (-0.77%)	⬇️
ydb-24.3	52.13% <33.33%> (-0.56%)	⬇️
ydb-nightly	?

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[github-actions]

summary

Base version: v3.100.4-0.20250304221314-121aceb102e7 (master)
Cannot suggest a release version.
Can only suggest a release version when compared against the most recent version of this major: v3.100.3.