[CI] Remove duplicate jobs

[ggwpez]

All of these things are already tested in Github Actions:

polkadot-sdk/.github/workflows/checks-quick.yml

Line 50 in b3c2a25

check-rust-feature-propagation:

Q: the job-starter seems to be used by tests, so am keeping it, but not sure how useful it is.

[alvicsam]

Thanks! job-starter is still needed for few other jobs. Are we going to make all the jobs required in checks-quick.yml? I can add a final step like here and make it required

[ggwpez]

Thanks! job-starter is still needed for few other jobs. Are we going to make all the jobs required in checks-quick.yml? I can add a final step like here and make it required

Yes sounds good. They are already required, but their gitlab version instead of GH.

[alvicsam]

They are already required, but their gitlab version instead of GH.

Yep, will change during merge of this PR

[ggwpez]

@alvicsam i think this one is still required: continuous-integration/gitlab-test-rust-features and blocking the MR currently