Revert "Skip test when the GLIBC race conditions are met, instead of failing"

[s0undt3ch]

This reverts commit f79aba3, it wasn't
the right fix. The right fix can be seen in saltstack/salt#62078

[codecov]

Codecov Report

Merging #16 (8cd2878) into main (96b291f) will decrease coverage by 1.75%.
The diff coverage is n/a.

❗ Current head 8cd2878 differs from pull request most recent head 539ebcd. Consider uploading reports for the commit 539ebcd to get more accurate results

@@            Coverage Diff             @@
##             main      #16      +/-   ##
==========================================
- Coverage   86.70%   84.96%   -1.74%     
==========================================
  Files          31       31              
  Lines        2278     2213      -65     
  Branches      341      284      -57     
==========================================
- Hits         1975     1880      -95     
- Misses        228      250      +22     
- Partials       75       83       +8     

Flag	Coverage Δ
src	80.11% <ø> (-1.81%)	⬇️
tests	95.29% <ø> (-0.57%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
src/pytestshellutils/downgraded/shell.py	81.20% <ø> (+0.99%)	⬆️
src/pytestshellutils/shell.py	87.66% <ø> (-0.82%)	⬇️
tests/functional/shell/test_subprocess.py	100.00% <ø> (ø)
src/pytestshellutils/utils/processes.py	66.88% <0.00%> (-18.83%)	⬇️
src/pytestshellutils/__init__.py	90.00% <0.00%> (-3.33%)	⬇️
tests/functional/shell/test_daemon.py	84.80% <0.00%> (-2.99%)	⬇️
src/pytestshellutils/customtypes.py	95.46% <0.00%> (-0.19%)	⬇️
tests/conftest.py	100.00% <0.00%> (ø)
tests/unit/customtypes/test_callback.py	100.00% <0.00%> (ø)
... and 4 more