change try-runtime rpc domains (#5443)
as part of paritytech/devops/3502, try-runtime nodes were migrated to a new provider with a new domain address. The PR fixes all the references to try-runtime nodes on rococo, westend, kusama and polkadot networks. --------- Co-authored-by: ArshamTeymouri <[email protected]> Co-authored-by: Oliver Tale-Yazdi <[email protected]> Co-authored-by: Niklas Adolfsson <[email protected]>