Contracts: runtime_call and storage_deposit (#13990)

* wip

* add comments

* fix comment

* comments

* comments

* PR comment

* field orders

* Update frame/contracts/src/tests.rs

* Update frame/contracts/fixtures/call_runtime_and_call.wat

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

* Apply suggestions from code review

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

* Apply suggestions from code review

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

* Update frame/contracts/src/tests.rs

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

* Validate fees of failed call

* Update frame/contracts/src/tests.rs

* Update frame/contracts/src/tests.rs

* Update frame/contracts/src/tests.rs

* bubble up refund error

* rename fixture file

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