bump: finetuning scheduler to 2.5.1

[Borda]

Before submitting

• Was this discussed/approved via a Github issue? (no need for typos and docs improvements)
• Did you make sure to update the docs?
• Did you write any new necessary tests?

What does this PR do?

Found in #391

PR review

Anyone in the community is free to review the PR once the tests have passed.
If we didn't discuss your PR in Github issues there's a high chance it will not be merged.

Did you have fun?

Make sure you had fun coding 🙃

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 72%. Comparing base (127d65b) to head (41ff4b6).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

@@ Coverage Diff @@ ## main #392 +/- ## =================================== - Coverage 72% 72% -0%  =================================== Files 2 2 Lines 441 441 =================================== - Hits 317 316 -1  - Misses 124 125 +1 

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