[ci] improvments to make pipeline faster (#11829)

* [DO NOT MERGE] test-linux-stable parallel on 3 ci nodes

* add debug message

* adjust rusty-cachier

* empty commit

* move test-linux-stable to test.yml

* make cargo-check-benches and test-wasmer-sandbox parallel

* fix comment

* Update scripts/ci/gitlab/pipeline/test.yml

Co-authored-by: Denis Pisarev <[email protected]>

* Update scripts/ci/gitlab/pipeline/test.yml

Co-authored-by: Denis Pisarev <[email protected]>

* if to case

* use case instead if in cargo-check-benches

* format

* add comments to output

* add comment

* add quotes

* Update scripts/ci/gitlab/pipeline/test.yml

Co-authored-by: Denis Pisarev <[email protected]>

Co-authored-by: parity-processbot <>
Co-authored-by: Denis Pisarev <[email protected]>