Co #13637: Remove Weight::without_{ref_time, proof_size} (#2346)

* Remove Weight::without_{ref_time, proof_size}

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

* Fix tests

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

* update lockfile for {"substrate", "polkadot"}

* add missing pallet-xcm-benchmarks function

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Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>
Co-authored-by: parity-processbot <>
Co-authored-by: acatangiu <adrian@parity.io>