Update contract multi-block migration (#14313)

* move migrate sequence to config

* remove commented out code

* Update frame/contracts/src/lib.rs

Co-authored-by: PG Herveou <pgherveou@gmail.com>

* remove Migrations generic

* make runtime use noop migrations

* restrict is_upgrade_supported

* Update contract multi-block migration

Ensure that we do as many steps as possible given the weight limit passed to on_idle

* undo is_upgrade_supported change

* Update bin/node/runtime/src/lib.rs

Co-authored-by: PG Herveou <pgherveou@gmail.com>

* wip

* fix comment (#14316)

* fix test

* fix

* Update frame/contracts/src/migration.rs

Co-authored-by: Juan <juangirini@gmail.com>

* fix test doc

* Apply suggestions from code review

Co-authored-by: Sasha Gryaznov <hi@agryaznov.com>

* Fix compilation with feature runtime-benchmarks

* fix example

* fix  cargo doc --document-private-items

* private links

* Remove dup comment

* add doc for MigrationInProgress

* PR review remove duplicate asserts

* simplify upper bound

* fix link

* typo

* typo

* no unwrap()

* correct log message

* missing

* fix typo

* PR comment

* Add example with single element tuple

* Improve migration message

* Update frame/contracts/src/benchmarking/mod.rs

Co-authored-by: Sasha Gryaznov <hi@agryaznov.com>

* Update frame/contracts/src/migration.rs

Co-authored-by: Sasha Gryaznov <hi@agryaznov.com>

* Update frame/contracts/src/migration.rs

Co-authored-by: Sasha Gryaznov <hi@agryaznov.com>

* use saturating_accrue instead of +=

* add more doc

* Contracts: Better migration types (#14418)

* Add explicit error, if try-runtime runs a noop migration

* use mut remaining_weight

---------

Co-authored-by: Juan Girini <juangirini@gmail.com>
Co-authored-by: Sasha Gryaznov <hi@agryaznov.com>

substrate/frame/contracts/src/storage/meter.rs

@@ -90,7 +90,7 @@ pub trait Ext<T: Config> {
 
 /// This [`Ext`] is used for actual on-chain execution when balance needs to be charged.
 ///
-/// It uses [`ReservableCurrency`] in order to do accomplish the reserves.
+/// It uses [`frame_support::traits::ReservableCurrency`] in order to do accomplish the reserves.
 pub enum ReservingExt {}
 
 /// Used to implement a type state pattern for the meter.