* transactional: Wrap `pallet::calls` directly in storage layers

Before this pr we only wrapped `pallet::calls` into storage layers when executing the calls with
`dispatch`. This pr is solving that by wrapping each call function inside a storage layer.

* Teach `BasicExternalities` transactions support

* Fix crates

* FMT

* Fix benchmarking tests

* Use correct span

* Support old decl macros

* Fix test

* Apply suggestions from code review

Co-authored-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

* Update frame/state-trie-migration/src/lib.rs

* Update frame/state-trie-migration/src/lib.rs

* Update frame/state-trie-migration/src/lib.rs

* Feedback

* Apply suggestions from code review

Co-authored-by: cheme <emericchevalier.pro@gmail.com>

Co-authored-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>
Co-authored-by: cheme <emericchevalier.pro@gmail.com>