[SSSD] [sssd PR#5929][synchronized] Tests: Add tests for poor man's backtrace

[sgoveas]

   URL: https://github.com/SSSD/sssd/pull/5929
Author: sgoveas
 Title: #5929: Tests: Add tests for poor man's backtrace
Action: synchronized

To pull the PR as Git branch:
git remote add ghsssd https://github.com/SSSD/sssd
git fetch ghsssd pull/5929/head:pr5929
git checkout pr5929