[Backport 2024.2] fix(test_workload_types): adjust workload comparison for 2024.2

[mergify]

adjust change #8922 to work with 2024.2 (https://argus.scylladb.com/tests/scylla-cluster-tests/c4fbed30-dc6d-4eee-b901-d8cb7d3c6519)
and use ComparableScyllaVersion SCT utility as suggested

fixes: #8961

Testing

• https://argus.scylladb.com/tests/scylla-cluster-tests/46c74832-5c39-4ec8-84ab-966d66d3d96f

PR pre-checks (self review)

• I added the relevant backport labels
• I didn't leave commented-out/debugging code

Reminders

• Add New configuration option and document them (in sdcm/sct_config.py)
• Add unit tests to cover my changes (under unit-test/ folder)
• Update the Readme/doc folder relevant to this change (if needed)

(cherry picked from commit 9018c7f)

Parent PR: #9014

[mergify]

Cherry-pick of 9018c7f has failed:

On branch mergify/bp/branch-2024.2/pr-9014
Your branch is up to date with 'origin/branch-2024.2'.

You are currently cherry-picking commit 9018c7f23.
  (fix conflicts and run "git cherry-pick --continue")
  (use "git cherry-pick --skip" to skip this patch)
  (use "git cherry-pick --abort" to cancel the cherry-pick operation)

Unmerged paths:
  (use "git add <file>..." to mark resolution)
	both modified:   sla_per_user_system_test.py

no changes added to commit (use "git add" and/or "git commit -a")

To fix up this pull request, you can check it out locally. See documentation: https://docs.github.com/en/pull-requests/collaborating-with-pull-requests/reviewing-changes-in-pull-requests/checking-out-pull-requests-locally