* diff minimisation between runtimes

* another nit

* Update parachains/runtimes/assets/asset-hub-westend/src/xcm_config.rs

Co-authored-by: joe petrowski <25483142+joepetrowski@users.noreply.github.com>

* Update parachains/runtimes/assets/asset-hub-polkadot/src/xcm_config.rs

Co-authored-by: joe petrowski <25483142+joepetrowski@users.noreply.github.com>

* Upgrade english

* Removed unused `CheckedExtrinsic` (#2972)

---------

Co-authored-by: joe petrowski <25483142+joepetrowski@users.noreply.github.com>
Co-authored-by: Branislav Kontur <bkontur@gmail.com>