Move sc-client into sc-service (#5502)

* Drop client from sc-network and sc-client-db, move LongestChain to sc-client-api

* move leaves, cht, in_mem to sc-client-api, drop client from sc-finality-grandpa

* drop sc-service from sc-rpc

* drop sc-service from sc-consensus-aura

* drop sc-client from manual-seal and babe

* drop sc-client from utils/frame/rpc/system and utils/frame/benchmarking-cli

* drop sc-client from bin/node and bin/node-template

* drop sc-client

* fix tests

* remove check -p sc-client from gitlab.yml

* fix warnings

* fixes ui test

* fix light client tests

* adds associated Client type to AbstractService

* adds UsageProvider to Client

* fixed ui test, again

* tried and failed to get node-cli to compile for wasm

* thanks to tomaka for helping me get node-cli to compile for wasmm

* ui test pls pas 🙏🏾

* all tests passing 🪄

* no_run documentation code

* rm -f documentation code

* ClientProvider

* fix mega trait

* move LongestChain to sc-consensus, use adds minimal bounds to AbstractService::Client

* adds license to sc-consensus

Co-authored-by: Benjamin Kampmann <ben@parity.io>

substrate/bin/node/rpc/src/lib.rs

@@ -50,7 +50,7 @@ pub struct LightDeps<C, F, P> {
 	/// Transaction pool instance.
 	pub pool: Arc<P>,
 	/// Remote access to the blockchain (async).
-	pub remote_blockchain: Arc<dyn sc_client::light::blockchain::RemoteBlockchain<Block>>,
+	pub remote_blockchain: Arc<dyn sc_client_api::light::RemoteBlockchain<Block>>,
 	/// Fetcher instance.
 	pub fetcher: Arc<F>,
 }
@@ -135,9 +135,9 @@ pub fn create_full<C, P, M, SC>(
 pub fn create_light<C, P, M, F>(
 	deps: LightDeps<C, F, P>,
 ) -> jsonrpc_core::IoHandler<M> where
-	C: sc_client::blockchain::HeaderBackend<Block>,
+	C: sp_blockchain::HeaderBackend<Block>,
 	C: Send + Sync + 'static,
-	F: sc_client::light::fetcher::Fetcher<Block> + 'static,
+	F: sc_client_api::light::Fetcher<Block> + 'static,
 	P: TransactionPool + 'static,
 	M: jsonrpc_core::Metadata + Default,
 {