omni-node: Tolerate failing metadata check #8443

Job	Run time
preflight / preflight	44s
preflight / ci-versions	1m 18s
cargo-check-benches (master)	20m 46s
cargo-check-benches (current)	20m 58s
test-frame-ui	26m 49s
cargo-check-all-crate-macos	11m 21s
cargo-check-each-crate (1)	16m 15s
cargo-check-each-crate (2)	16m 53s
test-full-crypto-feature	2m 30s
test-node-metrics	8m 7s
cargo-check-each-crate (3)	6m 36s
cargo-check-each-crate (4)	14m 49s
cargo-check-each-crate (5)	21m 38s
cargo-check-each-crate (6)	13m 12s
cargo-check-each-crate (7)	25m 38s
test-frame-examples-compile-to-wasm	2m 57s
test-deterministic-wasm	6m 11s
check-tracing	2m 13s
check-metadata-hash	6m 3s
node-bench-regression-guard	12s
All test misc tests passed	1s
	3h 45m 11s

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