Remove warnings

[mfornet]

No description provided.

[Kouprin]

awesome

[codecov]

Codecov Report

Merging #2037 into staging will decrease coverage by 0.12%.
The diff coverage is n/a.

@@             Coverage Diff             @@
##           staging    #2037      +/-   ##
===========================================
- Coverage    87.31%   87.19%   -0.13%     
===========================================
  Files          170      169       -1     
  Lines        33918    33805     -113     
===========================================
- Hits         29616    29476     -140     
- Misses        4302     4329      +27

Impacted Files	Coverage Δ
chain/client/src/test_utils.rs	76.6% <0%> (-10%)	⬇️
chain/network/tests/churn_attack.rs	89.47% <0%> (-5.27%)	⬇️
chain/chain/src/test_utils.rs	85.16% <0%> (-4.03%)	⬇️
chain/client/tests/cross_shard_tx.rs	18.37% <0%> (-1.45%)	⬇️
chain/client/tests/query_client.rs	87.5% <0%> (-0.74%)	⬇️
chain/network/tests/routing.rs	99.04% <0%> (-0.49%)	⬇️
chain/chain/src/validate.rs	91.1% <0%> (-0.36%)	⬇️
chain/client/src/client_actor.rs	86.53% <0%> (-0.33%)	⬇️
chain/chunks/src/lib.rs	93.29% <0%> (-0.31%)	⬇️
chain/client/src/sync.rs	88.14% <0%> (-0.16%)	⬇️
... and 26 more

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 4c9ebd7...d54d757. Read the comment docs.

[SkidanovAlex]

There's only one non-expensive test in this file, so just hide the entire mod test behind expensive features (the one test that is not expensive is OK to be removed from the CI, the basic tests in chunks_management that cover most of what it covers)