enable disputes for known chains, except for polkadot (#4464)

* enable disputes, for all known chains but polkadot

* chore: fmt

* don't propagate disputes either

* review

* remove disputes feature

* remove superfluous line

* Update node/service/src/lib.rs

Co-authored-by: Andronik Ordian <write@reusable.software>

* fixup

* allow being a dummy

* rialto

* add an enum, to make things work better

* overseer

* fix test

* comments

* move condition out

* excess arg

Co-authored-by: Andronik Ordian <write@reusable.software>

polkadot/node/service/src/tests.rs

@@ -83,6 +83,7 @@ fn test_harness<T: Future<Output = VirtualOverseer>>(
 		Arc::new(case_vars.chain.clone()),
 		context.sender().clone(),
 		Default::default(),
+		true,
 	);
 
 	let target_hash = case_vars.target_block.clone();