Assets pallet: Don't allow `set_min_balance` when sufficient (#13510)

* Assets pallet: Don't allow set_min_balance when sufficient

* fix

* fix benchmark

* ".git/.scripts/commands/bench/bench.sh" pallet dev pallet_assets

* Update frame/assets/src/lib.rs

* fix

* ".git/.scripts/commands/bench/bench.sh" pallet dev pallet_assets

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Co-authored-by: command-bot <>
Co-authored-by: Bastian Köcher <git@kchr.de>