[contracts] Add per local weight for function call (#12806)

* Add per local weight for function call

* ".git/.scripts/bench-bot.sh" pallet dev pallet_contracts

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

Co-authored-by: Alexander Theißen <[email protected]>

* apply suggestions from code review

* ".git/.scripts/bench-bot.sh" pallet dev pallet_contracts

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

Co-authored-by: Alexander Theißen <[email protected]>

* tune the benchmark

* ".git/.scripts/bench-bot.sh" pallet dev pallet_contracts

* fix benches

* ".git/.scripts/bench-bot.sh" pallet dev pallet_contracts

Co-authored-by: command-bot <>
Co-authored-by: Alexander Theißen <[email protected]>