psh: run tests only by their name on supported targets

[KArkadiusz]

JIRA: CI-391

Description

Motivation and Context

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)

How Has This Been Tested?

• Already covered by automatic testing.
• New test added: (add PR link here).
• Tested by hand on: (list targets here).

Checklist:

• My change requires a change to the documentation.
• I have updated the documentation accordingly.
• I have added tests to cover my changes.
• All new and existing linter checks and tests passed.
• My changes generate no new compilation warnings for any of the targets.

Special treatment

• This PR needs additional PRs to work (list the PRs, preferably in merge-order).
• I will merge this PR by myself when appropriate.

[github-actions]

Unit Test Results

6 410 tests  ±0   5 776 ✅ ±0   32m 35s ⏱️ ±0s
  354 suites ±0     634 💤 ±0 
    1 files   ±0       0 ❌ ±0 

Results for commit 057269f. ± Comparison against base commit 2a34577.

[mateusz-bloch]

I would change the commit name to something more clear, like:

trunner: enable execution of binaries using relative paths on rootfs targets

Alternatively, you might come up with a better name yourself