add `coretime` test using `zombienet-sdk` (#4883)

Related to #4882
cc: @s0me0ne-unkn0wn

 

```sh
RUST_LOG=info,zombie=debug cargo test -p polkadot-zombienet-sdk-tests smoke::coretime_revenue::coretime_revenue_test --features zombie-metadata  -- --exact
```

---

_Update_: This pr is now ready for review. `warp-sync` failing test are
not related.

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Co-authored-by: Dmitry Sinyavin <[email protected]>
Co-authored-by: s0me0ne-unkn0wn <[email protected]>