Companion for removal of execution strategies (#7443)

* Companion for removal of execution strategies

paritytech/substrate#14387

* Fix some tests

* 🤦

* Adapt to latest changes

* Start supporting the offchain transaction pool

* Fix tests

* FMT

* Remove patches

* Update Substrate

* update lockfile for {"substrate"}

* Fix parachain upgrade smoke test

* Fix test

* Rewrite all tests to use `MockSubstemClient`

---------

Co-authored-by: parity-processbot <>

Author: bkchr

Cargo.lock

@@ -17,10 +17,10 @@ polkadot-node-subsystem = { path = "../../subsystem" }
 polkadot-node-subsystem-types = { path = "../../subsystem-types" }
 
 [dev-dependencies]
-sp-api = { git = "https://github.com/paritytech/substrate", branch = "polkadot-v1.0.0" }
-sp-authority-discovery = { git = "https://github.com/paritytech/substrate", branch = "polkadot-v1.0.0" }
+sp-api = { git = "https://github.com/paritytech/substrate", branch ="polkadot-v1.0.0" }
 sp-core = { git = "https://github.com/paritytech/substrate", branch = "polkadot-v1.0.0" }
-sp-keyring = { git = "https://github.com/paritytech/substrate", branch = "polkadot-v1.0.0" }
+sp-keyring = { git = "https://github.com/paritytech/substrate", branch = "polkadot-v1.0.0"}
+async-trait = "0.1.57"
 futures = { version = "0.3.21", features = ["thread-pool"] }
 polkadot-node-subsystem-test-helpers = { path = "../../subsystem-test-helpers" }
 polkadot-node-primitives = { path = "../../primitives" }