`staging-xcm`: Use `versioned_type!` for `VersionedXcm` #9598

Job	Run time
preflight / preflight	51s
preflight / preflight	51s
preflight / ci-versions	57s
preflight / ci-versions	57s
cargo-check-benches (master)	3m 10s
cargo-check-benches (master)	3m 39s
test-frame-ui	27m 16s
test-frame-ui	27m 16s
cargo-check-benches (current)	3m 16s
cargo-check-benches (current)	3m 29s
test-full-crypto-feature	2m 28s
test-full-crypto-feature	2m 28s
cargo-check-all-crate-macos	6m 51s
cargo-check-all-crate-macos	6m 25s
cargo-check-each-crate (1)	3m 9s
cargo-check-each-crate (1)	3m 34s
test-node-metrics	3m 15s
test-node-metrics	5m 17s
cargo-check-each-crate (2)	3m 8s
cargo-check-each-crate (2)	3m 23s
cargo-check-each-crate (3)	3m 13s
cargo-check-each-crate (3)	3m 30s
cargo-check-each-crate (4)	3m 14s
cargo-check-each-crate (4)	3m 30s
cargo-check-each-crate (5)	3m 13s
cargo-check-each-crate (5)	3m 30s
cargo-check-each-crate (6)	3m 7s
cargo-check-each-crate (6)	2m 1s
cargo-check-each-crate (7)	3m 4s
cargo-check-each-crate (7)	2m 2s
test-frame-examples-compile-to-wasm	41s
test-frame-examples-compile-to-wasm	3m 2s
node-bench-regression-guard	9s
node-bench-regression-guard	13s
check-tracing	0s
check-tracing	0s
check-metadata-hash	0s
check-metadata-hash	0s
test-deterministic-wasm	0s
test-deterministic-wasm	4m 42s
All test misc tests passed	1s
All test misc tests passed	1s
	2h 30m 53s

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