fix(test/libsinsp_e2e): fixed tcp related libsinsp_e2e tests.

[FedeDP]

What type of PR is this?

/kind bug

Any specific area of the project related to this PR?

/area tests

Does this PR require a change in the driver versions?

What this PR does / why we need it:

Took my time and finally fixed libsinsp_e2e tcp related tests to avoid deadlocks.
This finally turns ARM CI green 🚀

Which issue(s) this PR fixes:

Fixes #

Special notes for your reviewer:

Does this PR introduce a user-facing change?:

NONE

[FedeDP]

/milestone 0.20.0

[github-actions]

Perf diff from master - unit tests

    11.28%     -1.27%  [.] sinsp::next
     1.67%     +0.88%  [.] sinsp_evt_filter::sinsp_evt_filter
     1.53%     +0.59%  [.] next
     8.22%     +0.48%  [.] sinsp_evt::get_type
    10.22%     +0.44%  [.] sinsp_parser::reset
     1.09%     -0.32%  [.] std::_Sp_counted_base<(__gnu_cxx::_Lock_policy)2>::_M_release
     1.19%     -0.31%  [.] sinsp_parser::event_cleanup
     1.53%     -0.31%  [.] std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::_M_construct<char const*>
     0.85%     +0.30%  [.] sinsp_evt::get_syscall_return_value
     3.93%     -0.29%  [.] sinsp_thread_manager::find_thread

Heap diff from master - unit tests

peak heap memory consumption: 0B
peak RSS (including heaptrack overhead): 0B
total memory leaked: 0B

Heap diff from master - scap file

peak heap memory consumption: 0B
peak RSS (including heaptrack overhead): 0B
total memory leaked: 0B

Benchmarks diff from master

Comparing gbench_data.json to /root/actions-runner/_work/libs/libs/build/gbench_data.json
Benchmark                                                         Time             CPU      Time Old      Time New       CPU Old       CPU New
----------------------------------------------------------------------------------------------------------------------------------------------
BM_sinsp_split_mean                                            +0.0338         +0.0338           146           151           146           151
BM_sinsp_split_median                                          +0.0340         +0.0340           146           151           146           151
BM_sinsp_split_stddev                                          +1.7115         +1.7077             1             2             1             2
BM_sinsp_split_cv                                              +1.6228         +1.6192             0             0             0             0
BM_sinsp_concatenate_paths_relative_path_mean                  -0.0734         -0.0734            61            57            61            57
BM_sinsp_concatenate_paths_relative_path_median                -0.0710         -0.0709            61            57            61            57
BM_sinsp_concatenate_paths_relative_path_stddev                -0.7727         -0.7723             1             0             1             0
BM_sinsp_concatenate_paths_relative_path_cv                    -0.7547         -0.7542             0             0             0             0
BM_sinsp_concatenate_paths_empty_path_mean                     -0.0118         -0.0118            25            25            25            25
BM_sinsp_concatenate_paths_empty_path_median                   -0.0131         -0.0131            25            25            25            25
BM_sinsp_concatenate_paths_empty_path_stddev                   +0.2860         +0.2871             0             0             0             0
BM_sinsp_concatenate_paths_empty_path_cv                       +0.3013         +0.3025             0             0             0             0
BM_sinsp_concatenate_paths_absolute_path_mean                  -0.1467         -0.1467            64            55            64            55
BM_sinsp_concatenate_paths_absolute_path_median                -0.1536         -0.1536            64            54            64            54
BM_sinsp_concatenate_paths_absolute_path_stddev                +2.7122         +2.7128             0             1             0             1
BM_sinsp_concatenate_paths_absolute_path_cv                    +3.3507         +3.3513             0             0             0             0
BM_sinsp_split_container_image_mean                            -0.0067         -0.0067           390           387           390           387
BM_sinsp_split_container_image_median                          -0.0066         -0.0066           389           387           389           387
BM_sinsp_split_container_image_stddev                          +0.0834         +0.0828             3             3             3             3
BM_sinsp_split_container_image_cv                              +0.0907         +0.0902             0             0             0             0

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 75.09%. Comparing base (8362ae9) to head (dbecc2c).
Report is 6 commits behind head on master.

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #2234   +/-   ##
=======================================
  Coverage   75.09%   75.09%           
=======================================
  Files         276      276           
  Lines       34391    34391           
  Branches     5927     5927           
=======================================
  Hits        25826    25826           
  Misses       8565     8565           

Flag	Coverage Δ
libsinsp	75.09% <ø> (ø)

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[Andreagit97]

/approve

[poiana]

[APPROVALNOTIFIER] This PR is APPROVED

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