litep2p: Provide partial results to speedup GetRecord queries #9464

Job	Run time
preflight / preflight	1m 18s
preflight / ci-versions	1m 7s
test-frame-ui	27m 22s
test-full-crypto-feature	2m 29s
cargo-check-all-crate-macos	12m 2s
cargo-check-benches (master)	20m 58s
cargo-check-benches (current)	24m 18s
cargo-check-each-crate (1)	17m 55s
test-node-metrics	11m 7s
cargo-check-each-crate (2)	23m 22s
cargo-check-each-crate (3)	7m 53s
cargo-check-each-crate (4)	20m 40s
cargo-check-each-crate (5)	29m 51s
cargo-check-each-crate (6)	14m 35s
cargo-check-each-crate (7)	32m 5s
test-frame-examples-compile-to-wasm	2m 59s
test-deterministic-wasm	6m 15s
check-tracing	2m 20s
check-metadata-hash	6m 1s
node-bench-regression-guard	11s
All test misc tests passed	1s
	4h 24m 49s

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