Change the Config of the MaxRococoNum Slot from a Constant to a Storage function (#7217)

* set MaxPermanentSlots and MaxTemporarySlots with a extrinsic instead of a constant

* delete the  MaxPermanentSlots and MaxTemporarySlots constants from config on  Rococo and Westend

* migration code for assigned slots

* remove getters

* little refactor

* set values in the GenesisConfig

* refactor in the migration, adding it in the rococo runtime

* refactor: fmt

* Minor fix

* pre_upgrade check

* add migration to mod v1

* Logs following Substrate#12873

* fix: current storage version set to 1

* use enact when try-runtime

* Vec seems to be missing

* feature gate import

* fix as per #13993

* address comments

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

* address  comments

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

* benchmarking for assign_perm_parachain_slot extrinsic

* benchmark all the extrinsics of the pallet

* cargo fmt for assigned slots

* migration added for westend

* licence in benchmarking file

* BuildGenesisConfig

* assigned_slots default in genesis

* cargo fmt

* assigned_slots fix tests config

* cargo fmt

* fix benchmarking compile error

* fix benchmarking imports

* benchmark worst case scenario for validation code and head data

* add assigned_slots in frame_benchmarking on Rococo and Westend

* modify values for para_id in benchmarking

* delete the assigned_slots in westend frame_benchmarking

* fix benchmarkings and add it to westend

* cargo fmt

* ".git/.scripts/commands/bench/bench.sh" --subcommand=runtime --runtime=rococo --target_dir=polkadot --pallet=runtime_common::assigned_slots

* ".git/.scripts/commands/bench/bench.sh" --subcommand=runtime --runtime=westend --target_dir=polkadot --pallet=runtime_common::assigned_slots

* use generated weights in assigned_slots pallet

* small changes in set_max_permanent_slots and set_max_temporary_slots

* revert last commit

* address some comments

* wrap migration with VersionCheckedMigrateToV1

* add experimental feature in pallet, and assers in post_upgrade migration

* clean warnings

* clean unnecesary experimental flag

* small typo in comments

* cargo fmt

* small comments fixes

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Co-authored-by: al3mart <11448715+al3mart@users.noreply.github.com>
Co-authored-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>
Co-authored-by: command-bot <>