Pay tx fee with assets by using the asset conversion pallet (#14340)

* Pay tx by swapping the assets

* Change liquidity structure

* Uncomment the event

* Update frame/transaction-payment/asset-tx-payment/src/payment.rs

Co-authored-by: Squirrel <gilescope@gmail.com>

* New approach

* Fix bounds

* Clearer version

* Change IsType with Into and From

* Enable event

* Check ED + fix the logic

* Add temp comments

* Rework the refund

* Clean up

* Improve readability

* Getting closer

* fix

* Use fungible instead of Currency

* Test account without ed

* Final push

* Fixed

* Rename to pallet-asset-conversion-tx-payment

* Bring back the old pallet

* Update versions

* Update docs

* Update readme

* Wrong readme updated

* Revert back doc change

* Fix import

* Fix kitchensink

* Fix

* One more time..

* Wait pls

* Update frame/asset-conversion/src/lib.rs

Co-authored-by: Squirrel <gilescope@gmail.com>

* Update frame/support/src/traits/tokens/fungibles/regular.rs

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

* Update docs/comments

* Docs improvement

* Update frame/transaction-payment/asset-conversion-tx-payment/src/lib.rs

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

* Update frame/transaction-payment/asset-conversion-tx-payment/src/lib.rs

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

* Update frame/transaction-payment/asset-conversion-tx-payment/src/lib.rs

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

* Update frame/transaction-payment/asset-conversion-tx-payment/src/lib.rs

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

* Update frame/transaction-payment/asset-conversion-tx-payment/src/lib.rs

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

* Payed -> paid

* Docs

* Update frame/transaction-payment/asset-conversion-tx-payment/README.md

Co-authored-by: Muharem Ismailov <ismailov.m.h@gmail.com>

* Rewrite docs

* Try to clean the deps

* Add debug assert

* Return back frame-benchmarking

* Update cargo

* Update frame/transaction-payment/asset-conversion-tx-payment/src/mock.rs

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

* Rename

* clearer error message

* Docs for Pay by Swap (#14445)

* docs

* better error name

* more comments

* more docs on swap trait

* Fix compile errors

* Another fix

* Refactoring

* Update frame/transaction-payment/asset-conversion-tx-payment/src/payment.rs

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

* Emit an error if we fail to swap the refund back

* Add integrity_test

* Update frame/asset-conversion/src/lib.rs

Co-authored-by: Kian Paimani <5588131+kianenigma@users.noreply.github.com>

* Fmt

* Use defensive_ok_or

* child PR: Tidy swap event (#14441)

* Dedup raising swap event

* use expect rather than unwrap

* Additional checks for future defence.

* cargo fmt

* Update frame/asset-conversion/src/lib.rs

Co-authored-by: Jegor Sidorenko <5252494+jsidorenko@users.noreply.github.com>

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Co-authored-by: Jegor Sidorenko <5252494+jsidorenko@users.noreply.github.com>

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Co-authored-by: Squirrel <gilescope@gmail.com>
Co-authored-by: joe petrowski <25483142+joepetrowski@users.noreply.github.com>
Co-authored-by: Muharem Ismailov <ismailov.m.h@gmail.com>
Co-authored-by: Kian Paimani <5588131+kianenigma@users.noreply.github.com>